Study Finds Ocean Heatwaves Could Affect Global Food Supplies

FILE - This handout photo taken on Jan. 11, 2024, and released on Jan. 31 by the University of Tasmania's Institute for Marine and Antarctic Studies shows a critically endangered red handfish being taken as part of a safeguard measure from waters off Australia's Tasmania state.

A new study finds that marine heatwaves are changing the base of the marine food chain, disrupting ecosystems and potentially global food supplies.