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5 June 2019

One third of the African urban population exposed to extreme heat by 2090

An international team of researchers has combined demographic projections and climate scenarios across Africa for the first time. Rapid urbanization combined with climate change is having a major impact on the living conditions of city-dwellers in Africa, especially in terms of exposure to extreme – or even lethal – temperatures.

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23 November 2018

AGU Applauds the Fourth National Climate Assessment

In 1990, President Ronald Reagan initiated the U.S. Global Change Research Program, and Congress mandated that a report be released at least every four years outlining what climate change – past, present, and future – means for the United States. In the decades since, four of  the National Climate Assessments have been released and AGU members have played a role in each one as authors and as contributors of their …

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7 August 2018

New study predicts warming climate will drive thousands to ER for heat illness

Even under the most charitable climate scenario where emissions are restricted across the globe, ER visits for hyperthermia in the United States could still increase by 21,000 by 2050, costing up to $38 million according to a new study in GeoHealth.

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30 May 2018

Increasing heat drives off clouds that dampen California wildfires

Increasing summer temperatures brought on by a combination of intensifying urbanization and warming climate are driving off once common low-lying morning clouds that shade many southern coastal areas of California, leading to increased risk of wildfires.

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12 August 2016

Brutal Heat For the Eastern Seaboard This Weekend.

A weekend of brutal heat is on the way, from here on Delmarva, to DC, and all the way to New York, with heat index values well above 100. Extreme humidity covers much of the Eastern half of the U.S. this Friday evening, and the high moisture content of the air is pushing heat index values into the danger range. The levels of water vapor in the atmosphere are also …

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30 March 2016

Rockfall triggering on warm days in exfoliating landscapes

In a new paper in Nature Geoscience, Collins and Stock (2016) have shown that thermal expansion can be a key factor in rockfall triggering in Yosemite

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14 August 2015

The Ugly Side of August Arrives in The Northeast Next Week

Unlike much of the Plains and the Deep South, the summer has not been that hot across the mid-Atlantic and Northeast U.S. but next week is going to bring the ugly side of August to much of the region. The heat will likely make it all the way into Toronto and Montreal and affect millions of people. This same weather pattern a month ago would likely bring highs in the …

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