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A 2018 Summer of Extremes

From deluge to wildfires, summer 2018 was one of extremes in the U.S.

Breathing Fire: All This Smoke Means Smaller Newborns And More ER Visits

People with lung conditions are more likely to refill prescriptions and be hospitalized during smoke waves, and when pregnant mothers are expo…

Breathing Fire: Wildfire Smoke Forcing Idahoans Indoors

Idahoans are being affected by pollution from worsening wildfires linked to the weather, climate change and forest management policies. The sm…

Breathing Fire: California’s Central Valley Bears the Brunt of Wildfire Smoke

Worsening wildfires linked to the weather, climate change and forest management policies are causing unprecedented smoke pollution across the…

Wildfire Smoke Health Risks

Even small concentrations of smoke pollution from wildfires can be harmful to human health.

Smoke Wave Days in the Western U.S.

Smoke pollution from wildfires threatens the advancements the U.S. has made in cleaning its air.

Air Pollution Progress Still Undermined by Western Wildfires

Smoke pollution is leading to serious public health impacts as large wildfires across the American West become more frequent and destructive.…

The 10 Most Important U.S. Climate Stories in 2017

Following a year of weather extremes, disasters and policy clashes, we asked our readers to help us pick out the most important climate storie…

The Number and Cost of Weather Disasters is Increasing in the U.S.

As the climate changes, the number and cost of weather disasters is increasing in the U.S.

2017 Was the Year of the Billion-Dollar Disaster

There have been 15 billion-dollar weather-related disasters in the U.S. in 2017, and the year may finish as the costliest on record.

How Smoke From California’s Fires is Harming the Most Vulnerable

As climate change stokes polluting fires, southern California's most vulnerable are being hit the hardest.

Here’s How Wildfire Pollution Harms Health

Warming temperatures combined with drought conditions are major factors for the increase in wildfires.

Breathing Fire: Health Is a Casualty of California’s Climate-Fueled Blazes

As climate change fuels large wildfires, the pollution they're releasing is making Americans sick and undermining decades of progress in clean…

Western Wildfires Undermining Progress on Air Pollution

Smoke pollution is leading to serious public health impacts as large wildfires across the American West become more frequent and destructive.…

Woods Placky on This Summer’s Extreme Weather

Attribution science is tricky, but hurricanes are fueled by warmer waters.

Brazil’s Worst Month Ever for Forest Fires Blamed on Human Activity

This September, Brazil saw more fires burning than any month on record.

These Major Weather Events Defined Summer 2017

While Harvey was the most damaging weather event this summer, there were other extremes in the U.S.

2017 Summer Review

See how the summer temperatures and rainfall compared to normal this year in these cities.

There’s a Wildfire Burning in West Greenland Right Now

It's a land known more for ice than fire, but a wildfire has flared up on Greenland's western edge.

This is British Columbia’s Second-Worst Wildfire Season. It’s Far From Over

Wildfires are raging across British Columbia. They're the latest sign of climate change in the northern forest.