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A look at the emissions scenarios climate scientists use to predict the future.
The international body on climate change predicts stronger hurricanes due to global warming.
An often ignored greenhouse gas makes predicting climate even more uncertain.
How scientists are using supercomputers to model climate change.
Scientists turn to tree rings to learn more about our climate's history.
Melting snow and ice allow global warming to gain more ground.
How scientists measure the sensitivity of our climate.
Why it’s easier to predict the next 20 years of warming than this weekend’s weather.
As atmospheric carbon dioxide dissolves into increasingly acidic oceans, vibrant coral hamlets are fading into ghost towns.
Some scientists are rethinking the positive effects global warming may have on agriculture.
The IPCC report says global warming is inevitable, but is there anything we can do?
Climate change may be affecting the bears' habitat.
The Monarch butterfly may be the next victim of a warming world.
A Hell of a time for those left behind.