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May Climate Briefing: El Niño Heating Up

From the May climate briefing, given by IRI’s Chief Forecaster Tony Barnston: Tony Barnston provides an overview of the briefing El Niño, a state of warmer-than-average sea surface temperatures in the tropical Pacific, has recently intensified, though scientists aren’t sure how strong the event will become. The El Niño phenomenon is part of a natural cycle of […]

Lubombo Spatial Development Initiative entomologist, Alberto Philipe Machava, examines dead mosquitoes extracted from a window trap in a home in Djuba village outside Maputo (Maputo, Mozambique, June, 2007).

World Malaria Day: What’s Climate Got To Do With It?

Today, April 25, marks the commemoration of World Malaria Day, instituted by World Health Organization (WHO) Member States in 2007 as an annual “occasion to highlight the need for continued investment and sustained political commitment for malaria prevention and control.” Climate is one of many variables that influence where and when malaria outbreaks occur. The International Research Institute […]


April Climate Briefing: El Niño, For Now

From the April climate briefing, given by IRI’s Chief Forecaster Tony Barnston: Tony Barnston provides an overview of the briefing Changes from last month’s briefing A weak El Niño continues in the central Pacific, and the chance that such conditions will persist has risen since last month’s forecast. It hovers around 80% through late summer, although it should be noted […]


One Size Fits None: Drought forecasting in the Caribbean

This post contains excerpts from the full version on our Medium account.  Most extreme climate and weather events involve an unwanted surplus — too much rain, too much wind or too much snow and ice. Drought is a little different: it’s the absence of something. It takes time for a drought to build, making it fundamentally different to monitor […]


VIDEOS: A Host of Visitors

A walk through the International Research Institute for Climate and Society is often punctuated by the sounds of French, Spanish and other languages drifting through the halls. Our international staff contributes to this, but usually it’s a sign that we are hosting visitors for training and collaborations. Despite the increasing online connectedness of our world, […]

Science, Society and Sustaining Health

Science and technology must urgently be deployed to help reverse negative health trends, linked to nutrition and environment, according to a report commissioned by the Wellcome Trust, and launched today. The report is the result of a twelve-month series of workshops, research, academic submissions and an expert panel that was co-hosted by the International Research Institute on […]


#WorldMetDay: Climate Knowledge for Climate Action

Today is World Meteorological Day, this year themed Climate Knowledge for Climate Action. Since this is basically the name of our game here at the International Research Institute for Climate and Society, we thought we’d share some of our recent, related activities. Working with the World Meteorological Organization Earlier this month, Rupa Kumar Kolli, Chief of the World […]


March Climate Briefing: El Niño’s Beginning..or End?

From the March climate briefing, given by IRI’s Chief Forecaster Tony Barnston: Tony Barnston provides an overview of the briefing Changes from last month’s briefing Earlier this month, the National Oceanic and Atmospheric Administration’s Climate Prediction Center and IRI issued an El Niño advisory, which indicates that El Niño conditions are present and expected to persist for the next […]


New Information on Climate Drivers of Dengue Fever

*Original version of this release posted by Upstate Medical UniversityResearchers from Upstate Medical University, Columbia University’s International Research Institute for Climate and Society and other U.S. and international institutions have discovered new information on the climate drivers of dengue fever and social risk factors that may be contributing to its spread. Their findings were published in the […]


Video: Managing Water in a Dry Land

The Elqui River valley lies in Chile’s northern, mountainous Coquimbo region, which is extremely dry. The region receives only about 100 millimeters (4 inches) of rain each year, and most of it during one short rainy season. The rainfall is also highly variable and driven in large part on El Niño and La Niña fluctuations. In some years, […]

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