Europe saw warmest summer on record in 2021

Scientists say last summer was the hottest summer on record in Europe, with temperatures a full 1 degree Celsius (1.8 degrees Fahrenheit) higher than the average for the previous three decades.

NASA estimates metrics of exploding meteor that shook ground

A meteor that caused an earthshaking boom over suburban Pittsburgh on New Year's Day exploded in the atmosphere with an energy blast equivalent to an estimated 30 tons (27,216 kilograms) of TNT, officials said.

Extreme Greenland ice melt raised global flood risk: study

The 3.5 trillion tonnes of Greenland's ice sheet that has melted over the past decade has raised global sea levels by one centimetre and is heightening worldwide flood risks, new research showed on Monday.

Flood-prone populations up nearly 25% since 2000: study

The number of people exposed to floods worldwide has surged almost a quarter over the last two decades, according to satellite-based data that shows an additional 86 million now live within flood-prone regions.

Combining satellites, radar provides path for better forecasts

Every minute counts when it comes to predicting severe weather. Combing data from cutting-edge geostationary satellites and traditional weather radar created a path toward earlier, more accurate warnings, according to Penn ...

Data assimilation method offers improved hurricane forecasting

Operational models for severe weather forecasting predicted Hurricane Harvey would become a Category 1 hurricane in 2017, according to the University Corporation for Atmospheric Research. Instead, it became a massive Category ...

It's raining on the Greenland ice—in the winter

Rainy weather is becoming increasingly common over parts of the Greenland ice sheet, triggering sudden melting events that are eating at the ice and priming the surface for more widespread future melting, says a new study. ...

2015-2016 El Nino triggered disease outbreaks across globe

The 2015-2016 El Niño event brought weather conditions that triggered regional disease outbreaks throughout the world, according to a new NASA study that is the first to comprehensively assess the public health impacts of ...

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