States At Risk
Explore preparedness actions each state is taking in relation to their current and future changes in climate threats.
More Hot Summer Days
CLIMATE CHANGE MEANS MORE HOT SUMMER DAYS
More Days above normal can lead to more health risks from heat exhaustion and disease-carrying insects...
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Summer Temperature Trends in the Contiguous U.S.
SUMMERS ARE GETTING HOTTER
Many view summer as the season of vacations and outdoor activities - it is also the season of extreme heat...
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Prescribed Burns Unevenly Applied Across U.S.
THE BURNING SOLUTION
Prescribed burns — an important tool for reducing wildfire risk — are being unevenly applied across the country ...
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Surging Seas • Sea Level Rise
Search by city, state or zip code to track the risk of flooding in your area.
Climate Matters
Climate Matters provides meteorologists with data & graphics on local weather events and their link to climate change.
Partnerships Journalism
Guided by data and science, our journalists collaborate with local newsrooms on compelling climate change coverage.
Climate Matters Highlights
Large Western Wildfires on the Rise
The number of large wildfires is on the rise in the West.
Raincheck: 2019’s Deluge in Context
It’s been another year of powerful rain so far — leading to more flooding that’s washing out crops and damaging infrastructure.
Shifting Tornado Zones
U.S. tornado hotspots are shifting east. See if your region is affected.
Annual Rainfall Increasing in Most U.S. States
The average annual rainfall is trending up in most U.S. states. How does your state compare?
CO2 Concentrations Rising Past 400 Parts Per Million
As we emit more fossil fuels, atmospheric CO2 concentrations are rising each year — reaching levels that are unprecedented in history.
ON THE MEDIA
Upton on Zillow Report
Our features writer John Upton talks our Zillow report, the National Climate Assessment, and more with NBC10 Philadelphia's Rosemary Connors.
Special Sections & Tools
Climate Science
Data-driven research and reporting that makes climate science local and advances understanding of climate change impacts.
WXshift
A comprehensive weather site, delivering everything you'd ever want to know about your weather, including the climate context.
Trending Stories
THE BURNING SOLUTION: Prescribed Burns Unevenly Applied Across U.S.
Prescribed burns — an important tool for reducing wildfire risk — are being unevenly applied across the country.
POURING IT ON: How Climate Change Intensifies Heavy Rain Events
Climate change is making the wettest days wetter, heightening flood risks.
As Temperatures Rise in Tucson, so Do Concerns over Health Risks Linked to Higher Ozone Levels
Ozone levels in Tucson and other Arizona urban areas are increasing as temperatures hit record or near-record levels every year with growing scientific consensus…
FAITH AND FLOODING: How Sea Level Rise Threatens America’s Houses of Worship
Unchecked warming emissions are projected to leave hundreds of houses of worship in areas vulnerable to chronic flooding by midcentury.
N.J. Is Warming at An Alarming Rate and It’s Making Our Air Harder to Breathe
This warming trend, combined with pollution from cars, power plants and chemical plants, is expected to increase the number of days each year that…
AMERICAN WARMING: The Fastest-Warming Cities and States in the U.S.
Local temperature data from 1970 to 2018 shows warming trends across the country — and Americans are already feeling the effects.
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The World Weather Attribution (WWA) initiative, which now operates independently of Climate Central, can be found here.
