Turning the tide on Europe's water pollution crisis

Two decades after the adoption of the EU's Water Framework Directive, less than 40% of Europe's rivers, lakes, coastal and transitional waters are in good chemical status. But why is water pollution still such a problem? Turns out some aren't cleaning up after themselves - and it's high time that they do. Ben Snelson reports. Our entire natural world depends on it, but despite the sometimes... ...