Pollution can take many forms.
Air, water, solid waste - most agree that pollution is harmful for people and other life on Earth. But more controversial is how to best prevent it - and clean it up.
Scientists have shown for the first time that krill can break down plastic through digestion. But what might sound like a solution to marine plastic pollution is actually very concerning, says the study's co-author.
Germany’s top administrative court has ruled that it’s legal for cities to ban diesel cars. The Federal Administrative Court in Leipzig says Germany’s states, cities and communities have the right to impose diesel bans to control air pollution without federal legislation. Sonya Diehn, head of DW’s Environment Desk explains to Helen Seeney what the Court's decision entails.