El Niño Archives - State of the Planet

Part of the Pacific Ocean Is Not Warming as Expected. Why?

Climate models predict that as a result of human-induced climate change, the surface of the Pacific Ocean should be warming. But one key part is not.

by |June 24, 2019
map of predicted precipitation levels over several months

El Niño Arrives, Unfashionably Late

In February, the long-predicted El Niño event in the Pacific began to finally take shape. Here’s what it could mean for precipitation levels over the next few months.

by |March 11, 2019

Researchers Say an 1800s Global Famine Could Happen Again

The Global Famine was one of the worst humanitarian disasters in history, killing as many people as World War II. A new analysis suggests it could happen again, only worse because of climate change.

by |October 12, 2018
brown wheat in field

Does the El Niño Southern Oscillation Actually Matter for Food Security?

And why should we care what causes a drought?

by |July 27, 2018
drought great famine

What Caused the Great Famine?

Scientists are unraveling the driving forces of one of the worst environmental disasters in human history, in hopes of predicting and preparing for the next global drought.

by |December 15, 2017
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

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

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

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

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