The rapid meltdown of polar ice could shut down a key ocean current by 2050, triggering catastrophic surges of sea level rise along the U.S. East Coast and dangerous climate shifts in northwestern ...

Those are the latest alerts in a new paper led by James Hansen, director of Columbia University’s Climate Science, Awareness ...

Famous for alerting the world to the climate crisis in 1988, Dr. Jim Hansen is one of the pioneers of climate science.

The surprising January heat record coincides with a new study by a climate science heavyweight, former top NASA scientist James Hansen, and others arguing that global warming is accelerating.

Climate researcher James Hansen estimates that "global dimming" is cooling our planet by more than a degree Celsius (1.8°F) and fears that as we cut back on pollution, global warming may escalate ...

This is a transcript of an address given by Dr James Hansen at COP21 in Paris on 2 December 2015. The original address can be viewed here. The study of the economic impact of a Carbon Fee and Dividend ...

Professor James Hansen has warned that climate change could affect the Atlantic meridional overturning circulation (AMOC), a system of ocean currents in the Atlantic. Hansen, who first sounded the ...