Step-by-step advances, not grand gestures, offer the most realistic way to control greenhouse gases
Merck settles Vioxx suit, Mothra meets Robocop and more
In this episode, University of Wisconsin-Madison public health expert Jonathan Patz talks about the ethical issues raised by climate change--who's causing it and who suffers most from it...
Reseachers find that, no matter how much data they collect, they may not be able to get a good estimate of the highest temperature increases that global warming may bring. Karen Hopkin reports...
Scientists say they can never be sure exactly how extreme global warming might become, but that's no excuse for delaying action
Fossil and temperature records over the past 520 million years show a correlation between extinctions and climate change
An international panel of experts recommends fixes for the world's energy—and climate—crises
Carbon dioxide levels in the atmosphere continue to rise thanks to dirtier economies and a weakening in natural systems' ability to remove the greenhouse gas
Concern about carbon dioxide emissions lurk behind rejection of new coal-fired power plants
Even the Bush administration has started to recognize U.S. legal obligations to fight global warming
The president says cutting greenhouse gas pollution should be a "long term goal"—but offers no hint of what that goal might be
World leaders share their views and fears about climate change, but are split on what to do about it
A new method for analyzing fossilized shells confirms link between carbon dioxide levels in the atmosphere and warmer oceans
Space shuttle fix nixed, decapitated walruses and more
Climate change explains shifting rainfall patterns: wet places getting wetter and dry places drier
Why are climatologists so highly confident that human activities are dangerously warming the earth?