Biofuels are carbon neutral.
Bio fuels are considered carbon neutral because they give off the same amount of carbon when burned that they absorb while growing. So, unlike fossil fuels (coal, oil and natural gas), they don't pollute the environment by adding extra CO2 to the atmosphere.
Biofuels are part of the natural carbon cycle, in which plants absorb carbon dioxide from the air and this becomes carbon which is eventually returned to the air when vegetation rots or is burnt, or when animals eat it and respire carbon dioxide back into the air. Thus, although burning of wood and biofuels does release carbon dioxide back into the air, this process does not add to the long term concentration of atmospheric carbon dioxide. When we create carbon dioxide from carbon that has been sequestered underground, we add new carbon dioxide to the air, increasing its concentration and causing global warming.
Yes
A carbon neutral fuel is one that does not add carbon dioxide to the atmosphere. Biofuel and biomass are carbon neutral because they remove CO2 from the atmosphere during their growing season, and they release exactly the same amount of CO2 when they are burnt. So they are carbon neutral.
Because it's a fossil fuel. It has carbon in it.
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Biofuels are described as Carbon neutral because they give of some C02 but not as much as fossil fuels.
Yes because they do not add polluting carbon dioxide to the atmosphere, causing global warming. (They release carbon dioxide that was recently removed from the air, so biofuels are carbon-neutral.)
Biofuels are important because they are a renewable resource, whereas there are limited reserves of carbon based fuels. Biofuels are also responsible for fewer carbon dioxide emissions.
carbon
Bio fuels are considered carbon neutral because they give off the same amount of carbon when burned that they absorb while growing. So, unlike fossil fuels (coal, oil and natural gas), they don't pollute the environment by adding extra CO2 to the atmosphere.
Yes. Biofuels are various kinds of vegetable mass, including vegetable oil. When the vegetation grew (usually in the past year), it removed carbon dioxide from the atmosphere. Now, when the biofuel is burnt, it releases the same carbon back into the atmosphere. This makes it carbon-neutral. Because the vegetation can all be grown again, it is counted as renewable.
Yes. I do not like using links from companies related to the biofuels industry, but in this case, I could not find any other information on the internet about how much sulfur dioxide is released from burning biofuels. It does get complicated, as there are all types of biofuels. The biofuels are reported as contributing much less air pollutants than diesel or gasoline, but they are not carbon (or sulfur dioxide, nitrogen oxide) neutral or zero emissions.
The steady increase in carbon dioxide concentrations in the atmosphere come from our use of fossil fuels. If we were able to stop using fossil fuels, the amount of carbon dioxide in the atmosphere would stop rising. Biofuels are a partial answer, because by using biofuels you are reducing our use of fossil fuels.
Biofuels are part of the natural carbon cycle, in which plants absorb carbon dioxide from the air and this becomes carbon which is eventually returned to the air when vegetation rots or is burnt, or when animals eat it and respire carbon dioxide back into the air. Thus, although burning of wood and biofuels does release carbon dioxide back into the air, this process does not add to the long term concentration of atmospheric carbon dioxide. When we create carbon dioxide from carbon that has been sequestered underground, we add new carbon dioxide to the air, increasing its concentration and causing global warming.
That's a silly question, there not NEARLY the same. Get serious.
Because they are a renewable source of energy such as solar energy and other different biofuels. They release carbon dioxide that was recently taken from the air, so they are part of the carbon cycle, unlike fossil fuels that add age-old carbon to the greenhouse gases.
The Carbon Neutral Company was created in 1997.