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Fossil fuel - Wikipedia


Fossil fuels are fuels formed by natural processes such as anaerobic decomposition of buried dead organisms, containing energy originating in ancient photosynthesis. ... The theory that fossil fuels...

What is released by burning fossil fuels and plants use it as part of ...


carbon dioxide ... Biochemistry Photosynthesis What is released by burning fossil fuels and plants use it as part ... What type of energy is released when fossil fuels are burned?

photosynthesis | biology | Britannica.com


Dec 2, 2015 ... The process by which green plants and certain other organisms transform ... Photosynthesis also is responsible for the “fossil fuels” (i.e., coal, oil, and gas) .... up by plant roots; the balance is oxygen, released back to the atmosphere. ... During the first stage, the energy of light is absorbed and used to drive a ...

BBC - GCSE Bitesize: A simple carbon cycle


Green plants remove carbon dioxide from the atmosphere by photosynthesis. Living organisms ... Carbon dioxide is produced by burning fossil fuels. Increased  ...

Plants Don't Convert CO2 into O2 « How Plants Work


Feb 16, 2009 ... This chemical energy is used in the photosynthetic reaction centers to split 2 ... It happens in the chloroplasts (any green part of a plant). ..... small steps (such as planting trees) even while they are reasonable, .... Does that mean that as humans release increasing CO2 (e.g., from burning fossil fuels) into the ...

Carbon Cycle and the Earth's Climate


Plants and photosynthetic algae and bacteria use energy from sunlight to combine ... Oxygen (O2) is a byproduct that is released into the atmosphere. ... get their energy from this excess biomass either while living or dead and decaying. ... burning fossil fuels, if there was no CO2 in the atmosphere the global climate would ...

The Greenhouse Effect


It is the raw material for photosynthesis and its carbon is incorporated into organic matter ... Due in part to the warming effects of the greenhouse gases, the global ... of fossil fuels (coal, oil, gasoline, natural gas) in electric generating plants, ... Burning releases CO2 into the atmosphere (much the same as respiration does).

Recycling the dead | Science News for Students


Sep 27, 2014 ... What rots will wind up becoming part of something else. ... After death, decomposition releases carbon into the air, soil and water. ... Plants use glucose and other sugars to grow and fuel all of their activities, from breathing ... Much of that increase comes from people burning oil, coal and other fossil fuels.

Where Does the Energy in Fossil Fuels Come From? - Tech Alive


Photosynthesis. A Solar Power ... In the same way that we burn wood to release energy that trees capture from the sun, we burn fossil fuels to release the energy that ancient plants captured from the sun. We can ... Another problem with our heavy use of fossil fuel is associated with the release of carbon dioxide. By burning ...

global carbon cycle - Globe Carbon Cycle


occurred over the last 150 years, including the burning of fossil fuels and deforestation. ... much CO2 humans continue to release and on the future amount of carbon ... might imagine, part of the trick is understanding just what those processes are. .... Photosynthesis: During photosynthesis, plants use energy from sunlight to .....

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PHOTOSYNTHESIS - Estrella Mountain Community College


Most of the time, the photosynthetic process uses water and releases the ... Unfortunately for the plant, while these gases are moving between the inside ... Visible light is one small part of the electromagnetic spectrum. ..... Fossil fuels are formed ultimately by organic processes, and represent also a tremendous carbon sink.

Why are rising CO2 levels caused by burning fossil fuels? › Ask an ...


Mar 14, 2012 ... While the amount of CO2 varies from season to season — higher in winter and lower in ... Another clue that the rise in CO2 is caused by burning fossil fuels and not the ... "[Plants] uptake oxygen in photosynthesis and release it in ... a) increasing concentrations of CO2 in the atmosphere in parts per million; ...

carbon cycle facts, information, pictures | Encyclopedia.com articles ...


Photosynthesis: Chemical process by which plants containing chlorophyll use sunlight ... Respiration: The process in which oxygen is used to break down organic ... In recent history, humans have added to the carbon cycle by burning fossil fuels. .... The burning of fossil fuels and the release of CO 2 from soil air through the ...