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Environment

Lake Mead reaches lowest water level on record

  • Aug 7

53-year-old message in a bottle leads to bittersweet discovery

  • Jul 28
Tom Szczerbowski/Getty Images/File via CNN Newsource

Trump administration opens endangered species' habitats to development

  • Jul 14

New cameras provide researchers insight into gray whale behavior

  • Jul 1

Hospitals brace for delays after Tracy medical supply facility fire

  • Jun 19

Cleanup at Tracy Medline fire transitions to new phase

  • Jun 18

Stanford researchers launch ambitious plan to map and track water

  • Jun 4

Plant native to Western Europe invades North Bay restoration project

  • Jun 4

Latest Videos

1:38

San Francisco continuing its reusable cup program at events

  • Aug 21
3:44

New cameras provide researchers insight into gray whale behavior

  • Jul 1
3:01

Hospitals brace for delays after Tracy medical supply facility fire

  • Jun 19
2:23

Cleanup at Tracy Medline fire transitions to new phase

  • Jun 18
3:55

Stanford researchers launch ambitious plan to map and track water

  • Jun 4
3:09

Plant native to Western Europe invades North Bay restoration project

  • Jun 4
5:00

SF turns to AI to avoid collisions between ships and whales

  • May 21
3:43

Impassioned Danville students work to raise $10M to save bald eagle habitat in Big Bear Valley

  • May 12

Latest Stories

San Francisco turns to AI to avoid collisions between ships, whales searching for food

The system, called WhaleSpotter, scans the bay around the clock for whale blows and heat signatures up to 2 nautical miles away, alerting mariners to slow down or reroute when whales are nearby.

  • May 22

Trump eases refrigerant rule in a bid to address surging grocery costs

Trump on Thursday loosened federal rules requiring grocery stores and air-conditioning companies to reduce greenhouse gas emissions from cooling equipment.

  • May 21
Friends of Big Bear Valley, Deepna Gupta

Impassioned Danville students working to raise $10M to save bald eagle habitat in Big Bear Valley

Students in Danville are taking it upon themselves to help save a wildlife area near the famous bald eagles Jackie and Shadow. They are writing letters to family, influencers, and celebrities to raise the $10 million needed to prevent the area from being developed into luxury homes.

  • May 12

SF startup spreads crushed rock to speed carbon removal and capture greenhouse gas

A startup spun out of research at Stanford is turning crushed rock into a climate solution, using nature's own chemistry to pull carbon dioxide from the atmosphere.

  • May 12
Marine Mammal Center

Concerns grow over more gray whale deaths in Bay Area and climate change's contribution

A sudden surge in gray whale sightings and gray whale deaths is throwing the spotlight on the San Francisco Bay. But piecing together the possible causes requires environmental detective work on a global scale.

  • May 9