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Climate change attribution tells us how much of the credit or risk for a trend or event should go to human-caused climate change.
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Report: Fingerprints Everywhere 2018
Studies since the 1990s show human-caused climate change directly influenced many recent trends and events.
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Attribution science database
An updating database of studies that find the fingerprint of human-caused climate change on observed trends and events.
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Climate Change Impacts Explained in Real Time

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Save the Snowpack, Save the Water Supply

headline
Between droughts and floods, the last decade has offered water managers in the southwest a preview of how climate change could impact a supply largely dependent on winter snow. This year’s disappointing snowpack has them worried again. 
Daniel Rothberg
01/18/2018

Cold snap or heat wave: which one is more deadly?

headline
Writing in the Wall Street Journal in 2016, Danish commentator Bjørn Lomborg, who has questioned many of the risks of climate change, claimed that warming temperatures will “reduce the number of cold days and cold spells.
Umair Irfan
01/18/2018

Winter storm claims 10 lives across the US South

headline
At least 10 people have died across the US South over the past couple of days as Winter Storm Inga brought snow, ice and some record-breaking cold to the region.
01/18/2018

Winter Storm Inga, Subsequent Cold Snap Kills at Least 10 in the South

headline
Far from a blockbuster storm in terms of snowfall, Winter Storm Inga still left its mark on the South, effectively shutting down the region with a wide swath of snow and ice.
Ada Carr and Sean Breslin
01/18/2018

As slums face heat extremes, 'I feel really scared,' residents say

headline
At Mathari Hospital, flanking Nairobi’s Mathare slum, a grandmother waits in line to see a doctor, struggling to calm the crying baby in her arms.
Thomson Reuters Foundation
01/12/2018

The 10 Hottest U.S. Years on Record

headline
2017 finished as the third-hottest year in the U.S. since NOAA records began in 1895, with an average temperature 2.56°F above the 20th century mean.Additional stats:
01/09/2018

Climate Change Is Altering Lakes and Streams, Study Suggests

headline
Scientists began taking continuous measurements of carbon dioxide in the atmosphere in the 1950s, and today they have more than six decades of consistent readings. In the 1980s, oceanographers followed suit, developing carbon dioxide sensors and deploying them across the planet.
Carl Zimmer
01/11/2018

Southern California Mudslides January 2018

event
Climate science at a glance The mudslides followed a series of extreme events with links to climate change, including: the largest wildfire in California history, which was preceded by n

Hundreds of bats die in Sydney heatwave

headline
While the Sydney suburb of Penrith was grabbing headlines on Sunday with temperatures of 47C, it was to the southwest of the city that the extreme heat was taking its greatest toll.
01/09/2018

Montana Barley Fields Become Front Line For Climate Change And Beer

headline
A bumper sticker spotted in Montana reads, "No barley, no beer." It's a reminder that Montana's barley farmers are struggling. Barley is an unforgiving crop that needs a precise recipe of water and sunshine to thrive — too much of either will cause it to wither and die.
01/09/2018
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