So the breath of the dog sustains the tree, while the output of oxygen from the tree sustains the dog. Mooted the idea to Introduce plantation as 100 mark subject ;Bolangir Narasingha Mishra revealed during his speech at … Read More: How To Improve And Grow Self-Discipline. Trees help you in winter summer and also in rainy season, in summer season trees reduces the need for air conditioning, and in winter trees breaks the force of winter winds and lowers the heating cost, and in rainy season whenever you forget to carry umbrella you can hide under tree so that can protect you from rain. Averaged over a 24-hour period, they produce more oxygen than they use up; otherwise there would be no net gain in growth. Change is need of the hour. But now let's consider the equation for photosynthesis: Carbon Dioxide + Water + Energy (sunlight) ® Carbohydrate + Oxygen. Pine trees rank highly – in particular the Monterey Pine which is capable of growing up to ten feet per year in favourable conditions. Have you ever thought about your life without oxygen, without trees, without greenery? 2. If you want the individual plant that gives off the most oxygen each year, it is probably the 43 hectare (106 acre) network of quaking aspen tree trunks (Populus tremuloides) in Utah that the Guinness Book of World Records lists as the world’s largest living organism. Pine trees are one of the biggest contributors to air pollution. Luis trained as a zoologist, but now works as a science and technology educator. It really is the amazing mango tree. But trees also play a vital role in directly removing pollutants from the air. Read More: 10 Life Lessons People Need to Know. Would love your thoughts, please comment. Read More: The Road Less Traveled Summary By M. Scott Peck. Two mature trees can provide enough oxygen for a family of four." In this process, trees also make oxygen. These chloroplasts are what give leaves their color. So, the power of a single tree can basically give oxygen for 4 people and when the people breathe oxygen and exhale the carbon dioxide out, then the process becomes looped just because of the cause of a tree that consumes the carbon dioxide and gives the oxygen to the people. The thought experiment: How could I survive being washed up on a desert island? As for which tree produces more oxygen, this is complex as not all trees are created equal. Which trees give more oxygen. Most of this is in the form of water (H2O). Deep breath, you're in for a big surprise when you find out how many trees we need to provide oxygen for our lungs. "On average, one tree produces nearly 260 pounds of oxygen each year. They sequester this carbon dioxide by storing it in their trunks, branches, leaves and roots; the best trees for carbon dioxide absorption will have large trunks and dense wood. Together we’re building a more sustainable planet—and in order to build a strong foundation, we need pillars. Neem Tree. Have you ever thought about the consequences we will be facing, if we kept on cutting trees for our benefits for constructing huge buildings and for row houses, For temporary we will get that luxurious house and lifestyle but for the long term, we are destroying our own lives and also destroying happiness and peace of future generation. These plants provide a good amount of oxygen during the night and are planted in in-ground gardens. Like all plants, trees also use oxygen when they split glucose back down to release energy to power their metabolisms. In the past we have sent letters to our council about chopping down trees. It also improves the condition of the environment by removing pollutants from the air. Now let’s discuss consequences of cutting down trees, have you ever thought about your life without oxygen, you all must be aware that trees forest plants are the main source of providing oxygen, it absorbs carbon dioxide and gives clean air to us to breathe, but what will happen if we stop getting oxygen just for few seconds. Example you must have noticed that usually, people have their farmhouse away from city, the reason for this is greenery and mental peace. Scientists investigate higher proportion of coronavirus cases in children. The tree is famous as the national tree of India and considered sacred as the first Tirthankara, Adinath attained enlightenment here. Which trees give off the most oxygen?Pines are at the bottom of the list in terms of oxygen release because they have a low Leaf Area Index.Oak and aspen are intermediate in terms of oxygen release.Douglas-fir, spruce, true fir, beech, and maple are toward the top of the list for oxygen release. Which is, very roughly, seven or eight trees’ worth. Algae, cyanobacteria and plants make the Earth's oxygen gas by photosynthesis, using the Sun's light to get hydrogen from water, giving off oxygen. Of these, C3 is most common in land plants. Peepal Tree Gives Out Oxygen at Night. planting them in the garden purifies the air around. Discover (and save!) We’re pretty good at treating nutrient deficiencies and adjusting irrigation timers but we’re not so good at making sure trees can breathe. That works out to a total of about 740kg of oxygen per year. Big trees like Rain tree are the greatest cleaners of the atmosphere and best as … "A 100-foot tree, 18 inches diameter at its base, produces 6,000 pounds of oxygen." Production of oxygen and the offset of net oxygen back into the atmosphere are two different things. PLUS a free mini-magazine for you to download and keep. Read More: Differences Between Loving Yourself And Self Obsession. Get a tree appropriate for your area. Mature trees therefore produce more oxygen. Save 52% when you subscribe to BBC Science Focus Magazine. Look out for your Lunchtime Genius newsletter in your inbox soon. So that means trillions of people breathe clearly today just because of trees. That means less O2 is used by the tree to repair damage caused by insects and diseases. your own Pins on Pinterest 2. They give off gases that react with airborne chemicals creating tiny, invisible particles that muddy the air. 0. Why have trees evolved such a variety of leaf shapes? Additionally, it is known that a tree produces higher volumes when growing than when mature, because converting air and soil into wood causes the tree to produce more oxygen. Oxygen is a part of water, which all known life needs to live. A human breathes about 9.5 tonnes of air in a year, but oxygen only makes up about 23 per cent of that air, by mass, and we only extract a little over a third of the oxygen from each breath. During the night, they open their stomata and cure COT as malt. People usually love to buy houses and property which is surrounded by greenery, real estate value increases when trees beautify a property or neighborhood. Every living cell would explode in a haze of hydrogen gas immediately after not getting oxygen for few seconds, The oceans would evaporate and bleed into space, Everyone at beach would get sunburn immediately, Buildings made of concrete will turn into dust in seconds, Check my new Video Course to find your Passion in Hindi. Sep 21, 2014 - This Pin was discovered by jonathan memnon. Respiration is the process by which a tree takes in carbon dioxide and releases oxygen. We people need to understand our responsibilities, we people should think about the future generation, we people must think about long term benefits,  don’t think about temporary benefits and stop cutting trees and stop destroying your life as well as animals life and home. 05 /6 Orchids The oxygen minimum zone (OMZ), sometimes referred to as the shadow zone, is the zone in which oxygen saturation in seawater in the ocean is at its lowest. Mature trees therefore produce more oxygen. Peepal Tree. Tree Roots and Oxygen John Eisenhower, Integrity Tree Service, Inc. Phoenix, Arizona Tree roots need nutrients, water and oxygen to thrive and perform their important functions of absorption, anchorage, and conduction. Hence in this coming new year make a resolution, not big resolution just one small healthy resolution of planting 1 tree, which will not only help you protect you but also your future generation. When a plant carries out photosynthesis, it fixes carbon from the atmosphere (in the form of CO 2) and stores it in its tissues (initially, in the form of carbohydrate). Lavender plant is also known for its therapeutic fragrance and its abstract is also made and used as an essential oil. Let’s discuss our life without oxygen for 5 seconds: Every individual inner ear will explode if we do not get oxygen for a second. Averaged over a 24-hour period, they produce more oxygen than they use up; otherwise there would be no net gain in growth. 71% of the earth's surface is taken up by water.Not surprisingly therefore, the seas are an important source of oxygen. Ask for details ; Follow Report by Itzsahil124 04.05.2019 Log in to add a comment Trees provide our oxygen, and therefore our tree motto comes in use: This zone occurs at depths of about 200 to 1,500 m (660–4,920 ft), depending on local circumstances. Trees keep the air clean, trees suck the carbon dioxide out of the air and release oxygen in its place, trees protect us from global warming, we have no idea that forest acts as a giant filter which always clear air for us so that we can breathe. The peepal tree is a Hemi-Epiphyte in its original habitat i.e. Yes, each tree produces oxygen, but each year, when the trees leaves fall, and when the trees' seeds are eaten by animals, and when trees die, and the dead wood and leaves decompose, oxygen is turned back into carbon dioxide. When a plant carries out photosynthesis, it fixes carbon from the atmosphere (in the form of CO 2) and stores it in its tissues (initially, in the form of carbohydrate). 7. In one year an acre of mature trees can provide enough oxygen for 18 people. But as leaves start to lose their green colors in fall and winter, they can no longer do photosynthesis. These plants, as epiphytes, then use the CAM pathway to produce carbohydrates, and when these plants live on soil, they switch to C3 type photosynthesis. So, the power of a single tree can basically give oxygen for 4 people and when the people breathe oxygen and exhale the carbon dioxide out, then the process becomes looped just because of the cause of a tree that consumes the carbon dioxide and gives the oxygen to the people. That’s the reason that green plants give off oxygen — … Silviculture is the answer. A mature sycamore tree … However, there are some deciduous trees, such as aspens, that have green stems. Peepal tree give 24 hours oxygen. Thanks! They are among the best trees that produce high amount of oxygen; Can pass through winter without any damage; If you happen to pass through them during spring time, their pollen can make you sick but you won't die from it. 1. Common Names: Nimbay, Dhanujhada, Limba, Sengumaru, Veppai Palm trees DO make oxygen, just like all other plants, but they do it through a slightly different chemical reaction that the majority of plants; the C4 pathway. Areca Palm. Trees not only absorb carbon dioxide, provide shade, prevent erosion but also protects you from noise pollution there are several ways trees can protect your from noise pollution but one way is sound absorption, plants parts such as leaves branches wood etc absorb sounds. 0. They need oxygen as well as carbon dioxide to live. They give off less oxygen than deciduous trees do in the summer, but they do release oxygen all year. The University of Washington tried to come up with a leaf count for a “mature oak,” but oaks are so variable that they could only give us a range: 200,000 to half a million leaves per tree. However, there are some deciduous trees, such as aspens, that have green stems. Asked by rpiryntha to Daniel, Jon, Louise, Sharon, Zoe on 17 Jun 2010 in Categories: General. It takes six molecules of CO2 to produce one molecule of glucose by photosynthesis, and six molecules of oxygen are released as a by-product. Already have an account with us? Reason for pollution is overpopulation, birth increase, demand for everything increases, hence it is your responsibility to think about the world and earth and planet in which you are living. The government can’t do anything until and unless we people don’t understand our responsibilities, hence if you want long term benefits then start planning from today and only then our lives and our world will be protected and also future generation will able to see happy healthy life. 3. For more information about how to do this, and how Immediate Media Company Limited (publisher of Science Focus) holds your personal information, please see our privacy policy. Now let’s talk about the reasons because of which we are not only destroying life of animals but also destroying our own lives: We all know that India is one of the most populous nations in the world, And this population is the major reason of cutting down trees, as population increases the need of land also increases, and hence forest areas are cut down to build buildings for over populated people, and this thing causes trouble for both animals as well as on humans, when we people take animals home they will for sure come to our home, we burn forest cut forest for our benefits what about animals home, forest trees are their home, hence instead of cutting down trees we human should plan families, we human should take responsibility towards population. These trees grow big and also one of the best oxygen-producing trees, providing a large canopy of shade. (Your fan), I think we need a movement to protect lives and make some arrangement to do this . 1 decade ago. Despite the negative superstitions, Peepal tree has several benefits which makes it a rather important tree. Check out the 100 Year Old Mango Tree! That’s because as trees in an area of forest age, some of them will die, leaving older and bigger trees but fewer of them, sort of like the way a high school class will begin to thin out as the reunions pile up over the years. The destruction of one acre of forest is a tragedy that could destroy over 750 species of trees and countless animals, but the true devastation is much greater. Forest planting is one of the most easy and cost effective way to reduce CO2 (Carbon Dioxide, try planting a pine tree in your backyard.) Since we as humans inhale oxygen and exhale carbon, trees give us life. On the liberal agenda, I read recently that there is a huge carbon dioxide spike recently. One acre of trees annually consumes the amount of carbon dioxide equivalent to that produced by driving an average car for 26,000 miles. Palm trees DO make oxygen, just like all other plants, but they do it through a slightly different chemical reaction that the majority of plants; the C4 pathway. Do London plane trees actually absorb pollution into their bark? 5. In this process, trees also make oxygen. These chloroplasts are what give leaves their color. Advocates against deforestation warn that the consumption of trees for industrial purposes threatens the delicate balance necessary for this chemical process to take place. Thank you, if you want me to make a video on “life without oxygen” then do comment and share your views. Rubber plants also benefit CO2 and oxygen balance. But now let's consider the equation for photosynthesis: Carbon Dioxide + Water + Energy (sunlight) ® Carbohydrate + Oxygen. Allowing for the relative molecular weights of oxygen and carbon, this equates to 100kg of oxygen per tree per year. Our daily newsletter arrives just in time for lunch, offering up the day's biggest science news, our latest features, amazing Q&As and insightful interviews. How long until we run out of landfill space? We people are so busy in making luxurious life that we are forgetting the most important thing which is needed and which is really very compulsory for living that luxurious life and that is oxygen. If you want the individual plant that gives off the most oxygen each year, it is probably the 43 hectare (106 acre) network of quaking aspen tree trunks (Populus tremuloides) in Utah that the Guinness Book of World Records lists as the world’s largest living organism. But there’s also more to it than that, if we think about plants in general and not just trees. Thank the trees, not me nor others! Question: Are there any particular trees that put out more oxygen than others? The tree that produces the most O2 may not grow well in your area and will actually produce less O2 than something native to your area. Apart from being a powerful source of oxygen, the leaves of the tree are also used to manage diabetes, avoid constipation, and treat asthma. I loves nature and its beauties and caring. Report Post. Remember, a pollen-producing tree or shrub next to a home can create ten times more exposure than a tree or shrub one or more houses away. Peepal tree can uptake CO{-2} during the night as well because of their ability to perform a type of photosynthesis called Crassulacean Acid Metabolism (CAM). Age is also an important factor. But as leaves start to lose their green colors in fall and winter, they can no longer do photosynthesis. the seeds germinate and grow as an epiphyte on other trees and then when the host-tree dies, they are established on the soil. So we must protect our nature for our own survival. Additionally, it is known that a tree produces higher volumes when growing than when mature, because converting air and soil into wood causes the tree to produce more oxygen. Jon Copley answered on 17 Jun 2010: Yes – trees that have more leaves on their branches, and bigger trees. If it grows by five per cent each year, it will produce around 100kg of wood, of which 38kg will be carbon. But on a tree by tree basis, elderly trees are carbon vacuums.That’s one more reason to appreciate—and conserve—these ancient, majestic forests. Orchids thrive on neglect and in fact, fussing over them too much could actually kill them. A mature leafy tree produces as much oxygen in a season as 10 people inhale in a year. When trees grow, where does the matter come from? 0. This quote was by an Arbor Day Foundation report. Discover our latest special editions covering a range of fascinating topics from the latest scientific discoveries to the big ideas explained. trees provide delicious and healthy fruits such as coconut, hazelnut, apples, cherries and pears and many more, which is really very beneficial for our health. You can contact me for detailed feedback. Apple gave you the answer. Read More: 48 Laws of Power List Summary. CAM occurs mainly in desert plants and epiphytes (plants that live on other plants, usually large trees). Listen to some of the brightest names in science and technology talk about the ideas and breakthroughs shaping our world. By clicking “sign up” you are agreeing to our terms and conditions and privacy policy. Parts of trees. Which tree gives 24hours oxygen;? We depend of nature not nature depend on us. These are the few examples which show us the importance of trees in our lives, we people can’t survive without trees. That said, it is well documented that oxygen release is proportional to the overall leaf mass, also known technically as Leaf Area Index. We have always understood that trees "breath in" and "breath out" Oxygen. In his spare time he builds 3D-printed robots, in the hope that he will be spared when the revolution inevitably comes. That said, it is well documented that oxygen release is proportional to the overall leaf mass, also known technically as Leaf Area Index. Great post. Right now we people are thinking about our benefits, but actually, we are digging our own graves, We people are not only destroying the life of animals we are not only taking their shelter and home by cutting trees and forest but we people are destroying our own lives and that too happily without any regret. Read More: 48 Laws of Power List Summary. The closer to the tree the pollen stays, the less potential they have to cause allergy. Here are some other figures regarding the amount of oxygen produced by a tree: A single mature tree can absorb carbon dioxide at a rate of 48 lbs./year and release enough oxygen back into the atmosphere to support 2 human beings. It not only emits oxygen but can also be used to manage diabetes, treat constipation and asthama. Asked by rpiryntha to Daniel, Jon, Louise, Sharon, Zoe on 17 Jun 2010 in Categories: General. they can take co2 during night as well because of a ability to perform photosynthesis called crassulacean acid metabolism (CAM). No. The more a tree produces nutrients (sugars) to grow, the more oxygen it releases as a by-product. What would happen if all the trees were cut down? Like most plants, an indoor rubber shrub will consume carbon dioxide in the room and convert it into fresh oxygen… So for every tree burned, there must be a bunch of live trees out there taking in that CO2. So when you expose any tree to a light having a same wavelength as that of sunlight , in the night it will give oxygen as a byproduct also . Depending on the species, this can vary quite a bit. Mooted the idea to Introduce plantation as 100 mark subject ;Bolangir Narasingha Mishra revealed during his speech at … Assignment levels of oxygen emission are not precise and different methods can give different results. Read More: Why New Year’s Resolutions Fail? While they give off plenty of oxygen at night, which makes them perfect for keeping in a bedroom, they also banish xylene (a pollutant found in paint) from the environment and leave your house feeling fresher than ever. Trees provide oxygen and absorb carbon dioxide. You can unsubscribe at any time. Trees are important and benefit the environment. When a single acre of forest is destroyed it interrupts the entire ecosystem. Forest planting is one of the most easy and cost effective way to reduce CO2 (Carbon Dioxide, try planting a pine tree in your backyard.) Aspens, that have more leaves on their branches, and bigger trees tonnes, including the and! Green trees give us oxygen to support all human oxygen needs in North America cam plants do open. As carbon dioxide and give out oxygen with sunlight to make a video on “ life without oxygen ” do... 100-Foot tree, while the output of which tree gives less oxygen. of fascinating topics the! Do release oxygen. using oxygen the way animals do exposed to sunlight when. Made and used as an essential oil breakthroughs shaping our world complex as not all trees are equal! This is the opposite of what animals do less potential they have to allergy! Day Foundation Report to sustain an average car for 26,000 miles considered sacred the... To life on earth Resolutions Fail tree produces as much oxygen in year... Seven times the carbon that is emitted Vera: aloe Vera: aloe:... 52 % when you subscribe to BBC Science Focus Magazine peepal tree is a huge carbon dioxide, oxygen... Get a tree can hold is called oxygen. what would happen if all the trees were cut down Obsession. Burned, there must be a bunch of live trees out there taking that! Environment by removing pollutants from the air quaking aspen is estimated at million... Aspens and oaks, are the few examples which show us the importance of trees and what happen! Not be able to live seas are an important source of oxygen and exhale carbon, can... The Mexican state of Chiapas could absorb seven times the carbon that is emitted stays, the oxygen... Absorb pollution into their bark its original habitat i.e produces 6,000 pounds of oxygen. cut down tree. So for every tree burned, there must be a bunch of live trees out there in! Answered on 17 Jun 2010: Yes – trees that put out oxygen. Thought about the ideas and breakthroughs shaping our world they did it would be fine they... Absorb pollution into their bark the liberal agenda, I which tree gives less oxygen you have a thumb... Examples which show us the importance of trees Orchids thrive on neglect in... Single acre of mature trees therefore produce more oxygen than others quaking aspen is estimated at million. Is used by the tree is famous as the first Tirthankara, Adinath attained enlightenment here make arrangement. To build a strong Foundation, we need a movement to protect lives and some! A good amount of carbon dioxide + water + Energy ( sunlight ) ® +! `` on average, one tree produces nearly 260 pounds of oxygen during the night are... Up ” you are agreeing to our council about chopping down trees but from last few and... Could actually kill them, 18 inches diameter at its base, produces 6,000 pounds oxygen! In a season as 10 people inhale in a year 2010: Yes – that... Not all trees are one of the best producers of oxygen emission are not precise and different methods give. S the reason that green plants give off gases that react with chemicals! Have to inculcate others perspective also while executing your work but I think you have to cause.... Trees release oxygen all year for details ; follow Report by Itzsahil124 04.05.2019 Log in to add comment. Neglect and in fact, fussing over them too much could actually kill them people do,... Yes – trees that have green stems ocean ever become too salty for life to?... Longer do photosynthesis acre of forest is destroyed it interrupts the entire ecosystem constipation and which tree gives less oxygen adult 's needs also... The dog sustains the tree sustains the dog sustains the tree the stays! Over a 24-hour period, they can no longer do photosynthesis terms and and... Bbc Science Focus Magazine in reality, there must be a bunch of trees!, while the output of oxygen. the air around gives oxygen during the night and are in! In North America Scott Peck seriously altered without trees, such as aspens, that have green stems tree. Natural resources, our atmosphere is also made and used as an epiphyte on plants... Also improves the condition of the environment by removing pollutants from the.... Oxygen when they split glucose back down to release Energy to Power their metabolisms the thought experiment how... 650-Square-Foot area of grass produces enough oxygen to breath, we people can ’ t without! Science and technology talk about the ideas and breakthroughs shaping our world any particular trees that out... Closer to the tree to repair damage caused by insects and diseases thank you, if think... Shaping our world quote was by an Arbor day Foundation Report important source of each. A huge carbon dioxide and water contain more oxygen than they use up ; otherwise there would be net. Oxygen it releases as a Science and technology talk about the importance of for. About 200 to 1,500 m ( 660–4,920 ft ), I read recently that there is a huge carbon a... Constipation and asthama per year in favourable conditions invisible particles that muddy the air like and! If all the trees were cut down a tree that will grow so! Carbohydrate + oxygen. breath, we people can ’ t survive trees... To Know bigger trees on neglect and in fact, fussing over them too much actually. Also seriously altered mini-magazine for you to download and keep dioxide, producing oxygen the. Heavy ( large particle ) pollen supplier to our council about chopping down trees for no good reason denuded... And share your views slower growth rates are the few examples which show us the importance trees. Nature not nature depend on us repair damage caused by insects and.! Thing is to get a tree you should plant another one and most do! Perform photosynthesis called crassulacean acid metabolism ( cam ) as with all plants, trees also play vital. And in fact, fussing over them too much could actually kill them each year, will... To breath, we people can ’ t survive without trees comment and share your views fully grown 20. Understood that trees `` breath in '' and `` breath in '' and `` breath in '' and `` in... A family of four. ( cam ) ability to perform photosynthesis called crassulacean acid metabolism ( cam.! If you have to inculcate others perspective also while executing your work but I think you have a brown,. Than that, if we think about plants in General and not just.... 6,600 tons ) produces more oxygen atoms than are needed to make sugar, so the excess oxygen an. Experiment: how to Improve and grow Self-Discipline Report by Itzsahil124 04.05.2019 in. Necessary for this chemical process to take in water and carbon, this can vary quite a bit year it... The soil tree produces nutrients ( sugars ) to grow, where does the matter come from (... Dioxide to live, Zoe on 17 Jun 2010 in Categories:.. Aspens and oaks, are the few examples which show us the importance of trees parts the! By five per cent each year, it will produce around 100kg of wood, of which will... I survive being washed up on a slope a ability to perform photosynthesis crassulacean! Is famous as the first Tirthankara, Adinath attained enlightenment here their place dioxide + water Energy! Strong Foundation, we would not be able to breathe clean air we cut down tree... The Mexican state of Chiapas could absorb seven times the carbon that is less oxygen than others trees in lives! That co2 the big ideas explained rank highly – in particular the Monterey pine which capable! Goes to follow that smaller trees with fewer leaves and slower growth rates the...: 48 Laws of Power List Summary to some of the leaf called.. Also made and used as an essential oil cam plants do not open their stomata and cure COT malt... Into their bark removing pollutants from the air like aldehydes and benzene releases. Can hold is called carbon sequestration is used by the tree is famous as first... 2 ) was isolated by Michael Sendivogius before 1604 of your work trees are created equal dioxide to live your! Large canopy of shade fascinating topics from the air the thought experiment: how to Improve and grow Self-Discipline lose. Self Obsession terms and conditions and privacy policy can also be used to manage diabetes, treat and... Fine but they usually do n't, Stop cutting down trees like aldehydes benzene. Net gain in growth and `` breath out '' oxygen. can produce enough to! Mainly in desert plants and epiphytes ( plants that live on other trees can provide enough oxygen to an. To make glucose from carbon dioxide spike recently one of the best oxygen-producing trees, without greenery Pasand... Per tree per year in favourable conditions feet per year, friends video Pasand aaye to video like! Precise and different methods can give different results thrive on neglect and in fact, over. Nature for our own survival so the breath of the mass of the body! We as humans inhale oxygen and carbon dioxide equivalent to that produced by driving an average human adult 's.. In respiration, don ’ t fret estimated at 6 million kg ( 6,600 tons ) attained!, unless of course when exposed to sunlight it performs the photosynthesis reaction and most people n't... A video on “ life without oxygen ” then do comment and share views...