EnvironmentBreaking news on the environment, climate change, pollution, and endangered species. Also featuring Climate Connections, a special series on climate change co-produced by NPR and National Geographic.
Scientists are concerned the seismic activity could harm animals such as humpback whales.
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A pair of California sea lions nuzzles on a dock in San Francisco. Between 1998 and 2017, nearly 700 California sea lions were found with gunshot and stab wounds in California, Oregon and Washington.
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Vehicles pass each other on a flooded street in Chico, Calif. Flash flooding hit a wildfire-scarred area of Northern California on Thursday, forcing officials to deploy swift water rescue teams to save people stuck in vehicles and rescue them from homes after a downpour near the Paradise area.
High-rise buildings in downtown Los Angeles are seen on a hazy morning in September. Although the Clean Air Act of 1970 resulted in greatly improved air quality in the U.S., smog worsened between 2014 and 2016, according to the American Lung Association.
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Interior Secretary Ryan Zinke, right, answers a reporters question after touring fire ravaged Paradise, Calif. with Agriculture Secretary Sonny Perdue, center. The pair advocated more aggressive forest management policies to mitigate damage from future wildfires.
Volunteers search a mobile home park in Paradise, Calif. Government scientists predict wildfires like the one that struck this community will contribute to billions in losses for the U.S. economy.