Gray whales are beginning to break their long-established migration patterns, venturing into risky new territory like San Francisco Bay as climate change disrupts their Arctic food supply. But this unexpected detour is proving deadly: nearly one in five whales that enter the Bay don’t survive, with many struck by ships in the crowded, foggy waters.
Last updated: April 13, 2026 06:58 PM
CO₂
431.9ppm
+1.9
/ year
CH₄
1945.85ppb
+8.44
/ year
Temp
+1.48°C
Peak +1.73°C
Population
8.1B
+67M
/ year