Restaurants, farmers, and food businesses are turning to chemistry and physics to deal with the problem of food waste.
Some companies are testing coverings to slow the ripening process in fruit and packets to keep food fresh. Others are developing digital sensors that can tell when meat is safe to eat.
Experts say growing awareness of the costs of food waste has led to more efforts to deal with the problem. ReFed is a group that studies food waste. It says new businesses have raised $300 billion in 2021, double the amount raised in 2020, to deal with