Keith Kloor

Collide-a-Scape

Cramming for a Column

In this map showing how sea surface temperatures departed from average on Oct. 14, 2021, a vast swath of anomalous chill extends along the equator west of South America. This is characteristic of the La Niña climate phenomenon. (Credit: Climate Reanalyzer)

Sea Surface Temperature Anomalies

How might it influence our winter weather? One thing's for sure: It's bad news for the drought-stricken West.

The Second La Niña in Two Years is Upon Us

Hurricane Sam churns in Atlantic Ocean early on October 3rd, 2021, as seen by the GOES-16 weather satellite. (Credit: RAMMB/CIRA)

Sam GOES16 10-03-21

Powerful and long-lived, Sam is heading for a dramatic encounter as it moves further north.

Hurricane Sam: What a Long, Strong Trip It's Been

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Climate-change deniers often exploit confusion about these terms to muddy the waters about the science of global warming. Here’s what you need to know.

Climate vs. Weather: What’s the Difference? 

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In India, around 2,000 people are killed by lightning annually, but international efforts to reduce the toll may be paying off. 

Why India Experiences a High Rate of Lightning Deaths

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What might seem like small changes, like a degree of warming, can have big consequences. 

IPCC Climate Report: Profound Changes Are Underway in Earth’s Oceans and Ice – a Lead Author Explains What the Warnings Mean

Flooding on the Boston Harborwalk from a Wicked High Tide event in October 2019. (Credit: Janine Myszka)

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King tides happen when the Earth, Sun and moon align, sometimes creating "sunny day flooding." To understand how sea level rise will change future flood patterns, researchers and citizen scientists are teaming up to map areas that are already impacted.

Cramming for a Column

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