El Niño

snow snowman winter

How Will La Niña Affect Winter in the U.S.?

This phenomenon can cause major changes in climate patterns. See what’s in store for your region.

by |November 15, 2017
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What’s in the Forecast and How Do We Know?

The Earth Institute’s International Research Institute for Climate and Society makes probabilistic forecasts for rainfall and temperature for the next six months. How does it do this?

by |July 12, 2017
Heavy smoke blanketed Sumatra and Borneo in September and October 2015, as observed by NASA’s Terra satellite. (NASA image by Jeff Schmaltz, LANCE/EOSDIS Rapid Response.)

Rising Temperatures Lead to Increased Fire Risk in Indonesia

A new paper shows that rising temperatures have increased the risk of fires even during non-drought years in Indonesia, possibly making mild fire seasons in the country a thing of the past.

by |May 1, 2017
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Columbia, Princeton Scientists Share 2017 Vetlesen Prize

S. George Philander of Princeton University and Mark A. Cane of Columbia University’s Lamont-Doherty Earth Observatory, who untangled the complex forces that drive El Niño, the world’s most powerful weather cycle, have won the 2017 Vetlesen Prize for achievement in earth sciences.

by |January 24, 2017
Farmers break into small groups to collect information about traditional indicators. Photo: Catherine Pomposi

Forecasting Climate, with Help from the Baobab Tree

To improve climate forecasts, scientists study the complex interactions and mechanisms within the climate system. But they also need to hear from potential users of climate information, such as farmers, to get a better understanding of how people may use that information in their decision making.

by |June 21, 2016
La Niña Climate Impacts

Learning from El Niño as La Niña Odds Rise

Although El Niño is weakening, its ramifications continue to be felt around the world. Drought and resulting food insecurity is one of the major implications for southeast Asia, eastern and southern Africa, Central America and the Caribbean. Sixty million are in need of emergency relief today, according to the United Nations.

by |April 28, 2016
Staghorn coral showing signs of bleaching. Sarah Depper/CC-BY-2.0

Bleach Patrol: Turning Surfers into Scientists to Help Coral Reefs

With coral bleaching spreading, a new project and app called Bleach Patrol is putting surfers, divers and snorkelers to work as citizen scientists, keeping an eye on the world’s coral reefs.

by |March 4, 2016
Photo: NOAA/Stuart Rankin

El Niño and Global Warming—What’s the Connection?

The United Nations has declared 2015 the hottest year since record keeping began. It was also a year marked by the occurrence of a “super” El Niño. Are the warming temperatures and El Niño connected?

by |February 2, 2016
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What Does El Niño Mean, in 3.4 Seconds

Scientists at the International Research Institute for Climate and Society took a moment from their work (a very brief moment) to answer the question, “What does El Niño mean?”

by |January 15, 2016
heat map of globe

It’s Beginning to Look Not a Lot Like Christmas

Much of the eastern two-thirds of the United States was balmy on Christmas Day, with high temperatures more than 20°F above average from Texas to Maine. According to NOAA, 789 daily high temperature records were tied or broken on Christmas Eve and Christmas Day in the continental United States. What’s behind this unusual weather?

by |January 8, 2016