Clare Toeniskoetter

A ban on single-use plastic and paper bags in grocery stores had an unintended effect: Delivery services switched to heavy, reusable sacks — lots of them.

Several companies say they are tackling food waste by connecting people with unsold food from restaurants and grocery stores.

Around the world, lawmakers and entrepreneurs are taking steps to tackle two of humanity’s most pressing problems: hunger and climate change.

In a first step toward cultivated meat reaching dinner tables and restaurant menus, regulators said that a start-up company’s chicken was safe to eat.

Edgar Dworsky has become the go-to expert on “shrinkflation,” when products or packaging are manipulated so people get less for their money.