Oyster reefs once abounded in the Chesapeake, but overharvesting slashed their populations, leading to poorer water quality and less habitat for other species. Now, researchers and local residents are finding creative ways to bring their numbers back up.
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A species of seabirds appears to become disoriented on flights back to its nest due to shifting time zones.
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El Niño years typically lead to more precipitation and higher-than-average temperatures. The latest data shows the different potential impacts by region.
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The Trump administration wants to undo a Biden-era rule that would reduce methane emissions from the oil and gas industry.
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President Donald Trump said that his administration is "terminating" a Biden-era rule that aimed to cut planet-warming emissions of methane from oil and gas drilling.
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The Port of San Diego on Tuesday warned the public to prepare for intermittent street flooding this week thanks to a combination of elevated tide levels, Kelvin waves, seasonal high tides and forecast rainfall.
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A woman experiencing a mental health crisis who prompted a lockdown when she showed up with a gun Tuesday at the same San Diego mosque that saw a mass shooting earlier this year returned to the mosque on Wednesday, and was detained for a mental health evaluation, police said.
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San Diego County is using mosquito treatments to control mosquito populations and reduce the risk of West Nile virus as warm weather extends the season.
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The city’s previous mayors have built a reputation for relentless activism around the sewage crisis. Its current mayor has taken a softer approach.
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The San Diego County Parks and Recreation Department earned the highest national recognition for park and recreation agencies in September when it received re-accreditation, county officials announced this weekend.
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The Chesapeake Bay, home to blue crabs and striped bass, has a new apex predator: the blue catfish. It's invasive and voracious. It's also delicious, which officials hope might help save the bay.
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