The shift, Hansen et al argue, only underlines the need for doubling down on efforts to mitigate global warming before it ...

The onset of some level of climate upheaval or widespread destruction of biomes and human lives, mild or severe, has ...

The world warmed to yet another monthly heat record in January, despite an abnormally chilly United States, a cooling La Nina and predictions of a slightly less hot 2025, according to reports.

As global temperature records fell month after ... The third paper was written by a team led by James Hansen, director of the Program on Climate Science at Columbia University.

Dear Editor: James Hansen, the eminent climate scientist who alerted us to the dangers of global warming decades ago, has returned with a chilling message: We are in far deeper trouble, far faster ...

The inevitable breach of the 1.5°C warming threshold is accelerated by decreased air pollution, increasing Earth's energy ...

Holding long-term global warming to 2 C — the fallback target of the Paris climate accord — is now “impossible,” according to ...

Unless sustainability courses are made more accessible to busy working professionals, the talent shortage will increase, ...

For a few years, scientists have been warning that even if we hit Paris targets, we could cross several tipping points that ...