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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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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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Koalas Now Endangered, Threatened By Climate Change

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Australia's iconic koalas are now endangered in two states and the Australian Capital Territory due to a combination of factors linked to climate change, the Australian government announced Friday. Koala populations fell by nearly a third in just the three years from 2018 to 2021.
02/14/2022

Fires Burn In Hot, Dry Southern California, In February

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California "no longer [has] a fire season — it's a fire year," Brian Fennessy, chief of the Orange County Fire Authority told reporters Thursday.
02/11/2022

13 million face hunger as Horn of Africa drought worsens: UN

headline
Climate Signals summary: Human-caused climate change due to the burning of fossil fuels is making periods of drought more severe in many parts of the world.
02/08/2022

February Heatwave On The Way To LA

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The National Weather Service has issued excessive heat watches for Los Angeles as it prepares to host the Super Bowl on Sunday, February 13.
02/09/2022

Climate change is altering the smell of snow

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Climate Signals summary: Climate change is not only leading to a decline in snowpack, it's also changing the way snow smells, according to researchers. Article excerpt: 
Dawn Fallik
02/05/2022

Tropical Cyclone Batsirai Pummels Madagascar

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Tropical Cyclone Batsirai blew homes apart and washed away whole villages in Madagascar where it made landfall near 
02/07/2022

Dry January means less water than normal in California snow

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Climate Signals summary: Human-caused climate change is driving "weather whiplash", causing California to go from a wet December to a very dry January. The current snowpack level is lower than average for January.
02/02/2022

Black Communities Affected Unequally By Increasing Flood Risk

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Increasing flood risk driven by human-caused climate change will disproportionately harm Black communities in the South, new research published in 
02/01/2022

Bomb Cyclone Hammers New England, Thousands Without Power

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A powerful nor’easter hammered New England over the weekend with record snowfall and hurricane-force winds that left more than 100,000 electricity customers without power.
01/31/2022

Storm Ana Kills Scores In Southern Africa

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Tropical Storm Ana has killed at least 88 people across three southern African nations. At least 48 are dead in Madagascar after landslides triggered by torrential rain destroyed buildings or simply washed them away.
01/31/2022
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