Replacing some meat with microbial protein could help fight climate change

Just a 20 percent replacement could cut deforestation rates by more than half by 2050

cows grazing on a patch of cleared rainforest

This parcel of Amazon rainforest in Colombia has been cleared to provide room for cows to graze. Swapping some of the meat in our diet for microbial protein could reduce deforestation, a new study suggests.

RAUL ARBOLEDA/AFP/Getty Images

“Fungi Fridays” could save a lot of trees — and take a bite out of greenhouse gas emissions.