In an unusual new study, scientists say they have detected a growing fingerprint of human-driven global warming on global drought conditions starting as far back as 1900.

A new study suggests bacteria may respire more carbon dioxide from the shallow oceans to the air as seas warm, reducing the deep oceans’ ability to store carbon.

To mark its anniversary, the Columbia Water Center has released a new report highlighting its achievements over the past decade. Read an excerpt, then download the full report.

One science team is finding out why—and investigating what a warmer, drier future will mean for biodiversity and water supply in Latin America.

A matchmaking program pairs Sustainability Management students with industry leaders aspiring to make positive changes.

This proposed declaration includes a number of rights, and specifically mentions that water resources in mountain ecosystems should be protected against pollution from mining activities.

Similar to FitBits tracking human health, LEED for Cities will track the sustainability and well-being of a whole city.

In the high Andes of Peru, glacial retreat poses a complex set of challenges related to water supply.

The President’s Global Innovation Fund will provide grants to four Earth Institute research projects.

Members of Columbia Water Center share what Earth Day means to them, and offer ways – large and small – that we can all advocate for water and a healthier planet.