Timeworn Antarctica ice suggests a strong link between carbon dioxide levels and glacial cycles for the past million years.
Large thunderstorms -- a long-predicted result of climate change -- are leading to increased tropical rainfall, finds a new study.
Arctic sea ice has reached its annual winter peak, which was a record low for the satellite era.
With NASA and NOAA's global numbers in, 2014 is officially the warmest year in the 135-year record.
Atmospheric CO2 levels have already passed the 400 ppm mark in 2015, and it's only January.
Relatively small volcanic eruptions may be slowing the pace of global warming. Continue reading →
A computer model came up with the most efficient plan for safely reducing fossil fuel use.
Tropical forests may be absorbing far more carbon dioxide than many scientists thought. Continue reading →
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