Global warming and climate change can both refer to the observed century-scale
rise in the average temperature of the Earth's climate system and its related ...
NRDC: NRDC provides facts on global warming, causes of global warming,
climate changes effects and offers solutions to the problem.
Global warming facts, pictures, video, and quizzes from National Geographic.
The planet is warming and human activity is the primary cause. Learn about the
science and consequences of global warming -- and the practical solutions we ...
http://www.livescience.com/topics/global-warming/ - 16 hours ago
The latest articles and facts about global warming and its causes, plus a look at
the effects of climate change: rising sea level and severe weather.
2 days ago ... The National Environmental Policy Act (NEPA), enacted Jan. 1, 1970, requires
federal agencies to consider the environmental effects of “any ...
http://climate.nasa.gov/evidence/ - 10 hours ago
Vital Signs of the Planet: Global Climate Change and Global Warming. How do
we know it's happening? Here's the evidence.
The average surface temperature of earth has increased more than 1 degree
Fahrenheit since 1900 and the rate of warming has been nearly three times the ...
A general overview of global warming and the science behind its understanding.
... flooding, melting glaciers, earlier spring arrival, coral reef bleaching, and the
spread of disease. Learn about practical solutions to curb global warming.