Sunflower sea star project seeks to release purple urchin-eating machines
Purple sea urchins, beware: There’s a purple urchin-eating predator on the horizon — and its name is the sunflower sea star.
The Latest
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Warm winter allows pests to thrive
Bay Area residents may be dealing with some unwanted visitors in their homes: Pests.
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Why wildfire fuels matter more in a warming climate
A warming climate has made it more challenging to deal with wildfires by extending the number of days they can occur and leading to faster-growing larger fires that can have major impacts on air quality.
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UK-based company produces reusable water bottles
As World Oceans Day approaches, Ocean Bottle is pushing to make a difference. Meteorologist Vianey Arana reports.
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San Francisco to celebrate World Environment Day this weekend
Thursday is annual World Environment Day, encouraging awareness and actions people can take to protect the planet. This weekend, San Francisco will celebrate with earth-friendly events.
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Climate change's role in increasing summer heat
A new analysis by Climate Central shows climate change is having a growing influence on the amount of extremely hot summer days in hundreds of cities across the nation. Meteorologist Vianey Arana reports.
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Napa Valley town that once rode out emergencies with diesel gets a clean-power backup
When the threat of wildfires forced power shutoffs in Calistoga, it meant firing up dirty diesel generators. But the tourist town now has a unique clean-energy backup system that runs on hydrogen fuel cells and batteries.
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New program aims to monitor air pollution in California
A first-of-its-kind program aims to track and ultimately improve California’s air.
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Smoke from Canadian wildfires triggers air quality alerts
As wildfires in Canada continue to burn, NASA satellites have captured smoke stretching for thousands of miles. Meteorologist Vianey Arana reports.
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Impact of rising temperatures on Earth
Temperatures will continue to rise over the next five years, increasing risks and impacts on society and our economy, according to a new report. Meteorologist Vianey Arana reports.
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New tool highlights dangers whales face, what can be done to help
A new tool is helping Californians get to know whales and the dangers they face. Meteorologist Vianey Arana reports.
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Runner creates company to combat pileup of disposable cups at races
Kristina Smithe’s business, Hiccup Earth, has 70,000 lightweight, pliable silicone cups that she rents out to interested races.
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What to know about Moms Clean Air Force and their mission
Meteorologist Vianey Arana explains how you can be part of the solution to climate change just in time for summer fun with the family.
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New gel could help boost coral reefs
A new gel could help the planet’s coral reefs, which are being hit hard by rising sea temperatures. Meteorologist Vianey Arana explains.
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Changing underwater UV light in Lake Tahoe
Lake Tahoe is so clear that UV radiation can reach deep into the water. But researchers at the UC Davis Tahoe Environmental Research Center found large fluctuations of transparency in the past 10 years.
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Environmental impact of floating solar projects unclear
Floating solar projects are becoming more popular as we try to move towards clean energy, but their impact on wildlife is not yet clear, and vice versa.
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Breaking down the impacts of heat on children
A study by Climate Central shows that summer is heating up in every region of the U.S. Meteorologist Vianey Arana takes a closer look at the link between heat risks and children.
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Study digs into the toll of dust storms
Dust storms are more than just wind blowing dirt into the air. A new study from UC San Diego shows the impacts can stretch from the economy to our health. Meteorologist Vianey Arana reports.
