In 'Don't Even Think About It,' George Marshall discusses the psychology of climate-change denial.
It is humans who have caused climate change and who need to take action.
Arlington County is addressing global warming. Why can't Congress?
Action, too, is certain. It should be smart - and prompt.
Global warming is here, human-caused and probably already dangerous - and it's increasingly likely that the heating trend could be irreversible, a draft of a new international science report says.
The most persuasive argument against action doesn't hold up.
The president has a new strategy to forge a climate change accord. But what about escalation?
Congress needs to finish what the EPA's starting.
Climate change can be addressed through economics-savvy legislation.
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