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Science & Technology

Gray whales are showing up in San Francisco Bay, a detour on their long migrations from Mexico to Alaska. They seem to be searching for food, as changing ocean conditions reduce availability of their normal prey in the Arctic.
Darrin Allen
/
The Marine Mammal Center, NOAA
The changing climate is driving whales into San Francisco Bay, where ship strikes have been deadly. A new camera system could help ships and ferries steer clear.
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