Environment

The Trump administration is looking to slash the National Weather Service's budget at a time when the service already has hundreds of unfilled positions — all while extreme weather is increasing. Now, meteorologists are speaking out, warning about being understaffed and the risks to keeping the public informed.

A high court in Germany says a city suffering from excessive air pollution can ban older diesel vehicles from its streets, if officials cannot find other ways to reduce nitrogen oxide emissions to E.U.-mandated levels.

Two years ago, France introduced a law to force supermarkets to donate unsold food to charities and food banks. Skeptics called it unworkable at the time, but there are signs the effort is succeeding.