Columbia University

Surging heat may limit aircraft takeoffs globally

Rising temperatures due to global warming will make it harder for many aircraft around the world to take off in coming decades, says a new study. During the hottest parts of the day, 10 to 30 percent of fully loaded planes ...

dateJul 13, 2017 in Environment
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How drones are advancing scientific research

Drones, or unmanned aerial vehicles (UAVs), have been around since the early 1900s. Originally used for military operations, they became more widely used after about 2010 when electronic technology got smaller, cheaper and ...

dateJun 19, 2017 in Engineering
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Coring Arctic lakes to study Vikings

Billy D'Andrea, a Lamont-Doherty Earth Observatory paleoclimatologist and Center for Climate and Life Fellow is currently doing fieldwork in Norway's Lofoten Islands. He's interested in the natural factors that may have ...

dateMay 23, 2017 in Earth Sciences
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Overuse of water threatens global food supply

Famine and starvation today threaten over 20 million people in four countries—Syria, Yemen, South Sudan and Somalia—the globe's largest humanitarian crisis in over half a century, according to the United Nations. Though ...

dateMay 09, 2017 in Environment
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