March 20, 2019

Tree Rings Contain Secrets from the Forest

A study co-authored by Laia Andreu-Hayles, a tree-ring scientist at Columbia's Lamont-Doherty Earth Observatory, reveals how the wooden cores collected from trees could help us better understand climate change.
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March 17, 2019

Uncovering the History of Earth’s Climate

To understand the history of climate change, paleoclimatologist Maureen Raymo uses a vast collection of materials at Columbia University’s Lamont-Doherty Earth Observatory.
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March 7, 2019

Rain is Melting Greenland’s Ice, Even in Winter, Raising Fears About Sea Level Rise

The impacts of this rain on the ice sheet extend beyond the moment drops are falling, says study co-author Marco Tedesco of Columbia University. Rain clouds linger, trapping the warm air they rode in on like a blanket, driving increased melting for days after the rain subsides.
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March 5, 2019

Is Climate Change Making U.S. Tornadoes Worse?

“Whether this is climate change or not, what all the studies have shown is that this particular part of the U.S. has been having more tornado activity and more tornado outbreaks than it has had in decades before,” said Mike Tippett, a Columbia University applied mathematician who studies
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March 4, 2019

Earth’s Rock Record Could Reveal the Motions of Other Planets

According to geologist and paleontologist Paul Olsen of Columbia University, the keys to the history of not only our planet, but also the solar system and the galaxy may be found beneath our feet.
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February 28, 2019

Scientists Want to Help Save the Earth by Storing Carbon Dioxide in the Ground

Three Columbia researchers are finding ways to pull some of the carbon dioxide that’s causing global warming out of the atmosphere and store it away. It’s called carbon capture and storage, and experts increasingly say it’s going to be essential to saving the planet.
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February 25, 2019

On Oscar Day, Science Meets Climate Change at the Movies

Disaster movies don’t often get Oscar nods, but they are getting attention from climate change scientists. Kate Marvel, an associate research scientist at Columbia University discusses what Hollywood gets right and wrong about climate.
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