Youthful protesters are putting a face on climate change, helping to personalize an issue often seen as abstract. And some mainstream news outlets appear to be taking notice.

Climate ‘skeptics’ down-play the sensitivity of Earth’s climate to increased CO2 emissions and concentrations, and so might some policy makers. In the end, it’s the emissions and concentrations that most matter rather than uncertainties about climate sensitivity.

Most opinion writers back President Obama’s State of the Union remarks on climate change, but many point to a dysfunctional Congress as major impediment.

President Obama in State of the Union Address places climate change adaptation and sustainable energy on heels of economic growth.

Evolving technology could make cleaning the air more profitable than fouling it, say Columbia University Earth Institute scientists and a University carbon markets expert.

New Jersey Governor Chris Christie’s advice to coastal property owners to elevate their homes or face higher insurance premiums is a harbinger of more things likely to come.

‘Multiple independent lines of evidence.’ Get used to hearing that term in reference to the past year’s record warmth across the contiguous United States and the near-record global temperatures too. The long-range forecast: a hotter planet by the end of [...]