His father, geochemist Charles David Keeling, had just begun an ambitious project to measure carbon dioxide in the air at Hawaii’s Mauna Loa volcano. His initial

Conversations about rising oceans, shifting monsoons, glacial quakes and climate change past and present animated the group gathered round a bonfire in the middle of

Scientists at the Comer Abrupt Climate Change Conference talk about the role of carbon dioxide in global warming. Geochemist Sidney Hemming of Columbia University kicks off

Humble diatoms, single-celled organisms that live in the water, help scientists piece together some of the mysteries of climate change. Researcher Anitra Ingalls, of the University

As glaciers and ice sheets melt at an ever-increasing rate, scientists accelerate their pace to piece together the climate change puzzle before the earth gets