Green house gas emissions such as carbon dioxide have been increasing. NOAA’s updated Annual Greenhouse Gas Index, which measures the direct climate influence of many greenhouse gases such as carbon dioxide and methane, shows a continued steady upwa…
Read the rest of this entry »Nov 10
Nov 02
Hydroelectric dam still a greenhouse gas source after 10 years
Hydroelectric power is often promoted as green energy, yet dams, especially in the tropics, can be significant sources of greenhouse gas emissions. When built, reservoirs trap vegetation, which, as it rots, emits both methane and carbon into the atmosp…
Read the rest of this entry »Oct 26
In Europe, Aviation Biofuels Reach the Runway
Ahead of the latest round of climate change talks to be held in Durban, South Africa later this year, most countries, with the exception of European Union member states, Australia, and few others, have failed to advance national initiatives to regulate…
Read the rest of this entry »Oct 08
Dot Earth Blog: More Evidence of a Big Greenhouse Advantage from Gas Over Coal
A new analysis supports other work showing a big climate benefit from choosing gas over coal for electricity generation.
Read the rest of this entry »Sep 29
New IG Report Faults Process in EPA’s Greenhouse Gas Assessments
In a report with wide-reaching political implications, U.S. EPA’s inspector general has found that the scientific assessment …
Read the rest of this entry »Sep 16
Sep 10
Sep 08
Crop Performance and Green House Gas Emissions
Measuring the emission of greenhouse gases from croplands should take into account the crops themselves. That’s the conclusion of a study in the Sept.-Oct. issue of the Journal of Environmental Quality, which examined the impact of farm practices such…
Read the rest of this entry »Aug 27
Unreported Green House Gas Emission in Europe?
European chemical manufacturers are covertly venting huge quantities of the powerful super greenhouse gas HFC-23, according to a study by the Swiss Federal Laboratories for Materials Science and Technology (EMPA). The report, published in the journal …
Read the rest of this entry »Jul 21
Why Grass Fed Beef Isn’t Just Healthier
Organic produce and pasture based meat and dairy have less of an environmental impact than their conventionally produced counterparts, a recently released report by the Environmental Working Group (EWG) found. Titled A Meat Eater’s Guide to Climate Cha…
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