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Search results for burning fossil fuels
Burning coal worse for climate than clearing rain forests
Nov 26, 2009 |
2.4 / 5 (8) |
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Deforestation has had a big influence on the increase of carbon dioxide (CO2) emissions in the past three centuries, but its impact is tapering off relatively. Nowadays, the burning of fossil fuels is a more crucial factor. ...
To meet climate goal, only quarter of fossil fuels can be used: study
Apr 29, 2009 |
4.2 / 5 (53) |
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Meeting a widely-supported goal to tackle global warming means that humanity will be able to burn less than a quarter of the proven reserves of fossil fuels by 2050, a study released on Wednesday said.
Next Ice Age delayed by rising CO2 levels
Space & Earth / Earth Sciences
Aug 29, 2007 |
3.8 / 5 (37) |
0
Future ice ages may be delayed by up to half a million years by our burning of fossil fuels. That is the implication of recent work by Dr Toby Tyrrell of the University of Southampton's School of Ocean and Earth Science at ...
New proxy reveals how humans have disrupted the nitrogen cycle
Jun 04, 2009 |
2.6 / 5 (7) |
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More and more, scientists are getting a better grip on the nitrogen cycle. They are learning about sources of nitrogen and how this element changes as it loops from the nonliving, such as the atmosphere, soil ...
Intensive land management leaves Europe without carbon sinks
Space & Earth / Earth Sciences
Nov 23, 2009 |
3.5 / 5 (8) |
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A new calculation of Europe's greenhouse gas balance shows that emissions of methane and nitrous oxide tip the balance and eliminate Europe's terrestrial sink of greenhouse gases.
More renewable fuels will be at the pump
Dec 28, 2005 |
4.2 / 5 (5) |
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U.S. drivers will be able to gas up their vehicles next year with nearly 3 percent of clean-burning, domestic renewable fuels such as ethanol.
Impact of sea-level rise on atmospheric CO2 concentrations
Space & Earth / Earth Sciences
Jan 13, 2009 |
3.1 / 5 (12) |
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(PhysOrg.com) -- The rise in sea level since the last ice age has prevented us from feeling the full impact of man-made global warming. The sea level rise has resulted in more harmful greenhouse gases being absorbed by the ...
Easing concerns about pollution from manufacture of solar cells
Feb 25, 2008 |
5 / 5 (4) |
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In a finding that could help ease concerns about the potential environmental impact of manufacturing solar cells, scientists report that the manufacture of solar cells produces far fewer air pollutants than conventional fossil ...
One-fifth of fossil-fuel emissions absorbed by threatened forests
Feb 18, 2009 |
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An international team of scientists have discovered that rainforest trees are getting bigger. They are storing more carbon from the atmosphere in their trunks, which has significantly reduced the rate of climate change.
NASA study illustrates how global peak oil could impact climate
Space & Earth / Earth Sciences
Sep 10, 2008 |
3.5 / 5 (42) |
25
(PhysOrg.com) -- The burning of fossil fuels -- notably coal, oil and gas -- has accounted for about 80 percent of the rise of atmospheric carbon dioxide since the pre-industrial era. Now, NASA researchers ...
All the carbon counts
May 28, 2009 |
2 / 5 (4) |
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Cutting down forests for agriculture vents excess carbon dioxide into the air just as industrial activities and the burning of fossil fuels do. But whether policies to stabilize greenhouse gases in the atmosphere ...
Researchers engineer bacteria to turn carbon dioxide into liquid fuel
Dec 10, 2009 |
4.7 / 5 (43) |
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(PhysOrg.com) -- The genetically modified cyanobacterium consumes carbon dioxide and produces the liquid fuel isobutanol by using energy from sunlight.
Fossil fuel CO2 emissions up by 29 percent since 2000
Nov 17, 2009 |
4.1 / 5 (18) |
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The strongest evidence yet that the rise in atmospheric CO2 emissions continues to outstrip the ability of the world's natural 'sinks' to absorb carbon is published this week in the journal Nature Geoscience. ...
The Human Factor: Understanding the Sources of Rising Carbon Dioxide
Space & Earth / Earth Sciences
Jan 14, 2009 |
2 / 5 (10) |
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(PhysOrg.com) -- Every time we get into our car, turn the key and drive somewhere, we burn gasoline, a fossil fuel derived from crude oil. The burning of the organic materials in fossil fuels produces energy ...
Curbing coal emissions alone might avert climate danger, say researchers
Space & Earth / Earth Sciences
Sep 12, 2008 |
3.6 / 5 (36) |
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An ongoing rise in atmospheric carbon dioxide from burning of fossil fuels might be kept below harmful levels if emissions from coal are phased out within the next few decades, say researchers. They say that ...
