News

The ability of farmworkers to cultivate major crops including rice and maize may be compromised if climate trends continue.

Botanist and climate scientist Dorothy Peteet has been in the business digging deep into bogs, marshes and fens for more than 40 years, revealing natural and human histories going back thousands of years, and their role in changing climate. A final frontier: the obscure remains of New York City’s once widespread coastal wetlands.

While collecting sediment cores from a New York City coastal marsh, botanist and climatologist Dorothy Peteet explains how such ecosystems store massive amounts of carbon, but are under threat from sea-level rise.

The Fifth National Climate Assessment was released today. The message: change is here, but immediate action can avert the worst impacts.

A new cataloging system will help better preserve, track and share thousands of tree ring samples from around the globe.

Drilling into sub-ice deposits left behind during times when the Earth was warmer than today should provide insights into how a massive ice sheet will react to human-induced climate change.

In the Climate LIVE video series, experts from across the Columbia Climate School discuss topics in climate and sustainability for grade school and university students, educators, parents and the public.

Rapidly intensifying hurricanes are hard to predict. Research suggests that climate change may be making them more frequent.

In a panel moderated by journalist Miles O’Brien, Lamont-Doherty Earth Observatory scientists discussed why creative scientific communication is important.

Through interactive exhibits, games, glacier goo, and a few volcanic eruptions, people of all ages learned about geology, earth science, and climate change.

Most research on rising sea levels focuses on the direct effects of inundation. A new study adds social and economic vulnerabilities to the equation.

Steve Goldstein, interim director of the Lamont-Doherty Earth Observatory, talks about his long history with Columbia, and why the geosciences have such an important role to play in the climate crisis.