A UN panel said Friday it was more certain than ever that humans were causing global warming and predicted temperatures would rise by 0.3 to 4.8 degrees Celsius (0.5-8.6 degrees Fahrenheit) this century.
Europe's market in carbon emissions is hoping for outside help after a year in which prices slumped to record lows, savaging claims that trading in CO2 brakes the rise of dangerous greenhouse gases.
(AP) -- Federal officials say the Arctic region has changed dramatically in the past five years - for the worse.
As delegates at a Paris summit haggle over how to curb global warming, the role of nuclear energy in limiting climate-changing emissions is the subject of fierce debate between champions and critics of atomic power.
The search for alternatives to fossil fuels has prompted growing interest in the use of wood, harvested directly from forests, as a carbon-neutral energy source.
For only the second time since 2006, global investments in renewable energy in 2012 failed to top the year before, falling 12% mainly due to dramatically lower solar prices and weakened US and EU markets.
Global warming could occur more quickly than expected, according to a new model by University of Queensland and Griffith University researchers.
Designing better ways to recycle spent nuclear fuel could make nuclear energy a safer solution to the global energy problem, but there are a lot of gaps in our chemical knowledge -- and it's difficult to get those answers ...
Marine and freshwater environments have the potential to release more carbon dioxide (CO2) into the atmosphere in a warmer climate than their land counterparts, scientists at Queen Mary, University of London have found.
African heads of state today announced plans for a gigantic renewable energy initiative that would provide as much as 300 gigawatts of renewable energy – twice the continent's total current electricity supply – by 2030.