'Hindcasting' study investigates the extreme 2013 Colorado flood

In September 2013, severe storms struck Colorado with prolonged, heavy rainfall, resulting in at least nine deaths, 1,800 evacuations and 900 homes destroyed or damaged. The eight-day storm dumped more than 17 inches of rain, ...

Understanding changes in extreme precipitation

Most climate scientists agree that heavy rainfall will become even more extreme and frequent in a warmer climate. This is because warm air can hold more moisture than cold air, resulting in heavier rainfall.

Little Ice Age displaced the tropical rain belt

The tropical rain belt, also known as the Intertropical Convergence Zone (ITCZ), is in a state of constant migration. It continuously changes position in response to the seasons and follows the sun's zenith, with a slight ...

Satellite animation shows powerful storm in central US

An animation of satellite imagery over the course of two days shows a massive low pressure system that generated severe weather in the southwestern and central U.S. bringing snow, heavy rainfall, flooding and tornadoes. The ...

More rain leads to fewer trees in the African savanna

In 2011, an influx of remote sensing data from satellites scanning the African savannas revealed a mystery: these rolling grasslands, with their heavy rainfalls and spells of drought, were home to significantly fewer trees ...

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