Chlorofluorocarbons (CFCs) are to blame for global warming since
the 1970s and not carbon dioxide, according to new research from the
University of Waterloo published in the International Journal of Modern
Physics B this week. [...]
Zapping a volcano on a regular basis is a great way to see if
the mountain is preparing a potentially murderous eruption.
On the 60th anniversary of the first ascent of Everest, a
spectacular new website highlights the mountain's retreating glaciers.
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