Nature and EnvironmentTurning the tide on overfishing at Lake Malawi 05/12/2017May 12, 2017Pollution and overfishing at Lake Malawi threatened to end its national park’s Unesco world natural heritage status. Now locals are trying to undo the environmental harm. Copy linkImage: DWAdvertisementTurning the tide on overfishing at Lake Malawi04:58This browser does not support the video element.