Loss of intertidal ecosystem exposes coastal communities

south california coastal erosion

Artificial intelligence and extensive satellite imagery have allowed researchers to map the world’s intertidal zones for the first time, revealing a significant loss of the crucial ecosystem. The study has shown that global foreshore environments declined by up to 16 percent between 1984 and 2016.

Cleaning up the plastic in the ocean

Discarded plastic is piling up around the world and pooling in the ocean. Sharyn Alfonsi reports on the problem’s deadly consequences for wildlife and what can be done to stop it