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Cargo ships are cleaning up smog - by dumping pollution into the seas

30 days ago   |   By Grist

Cruise and cargo ships around the world are cleaning up their dirty smokestacks, installing systems that prevent harmful pollutants in their exhaust from escaping into the air. Yet much of that pollution is winding up in the sea instead. And so a solution meant to reduce smog, experts say, is leaving a potentially toxic trail in its wake.
Thousands of ships use exhaust cleaning systems, or “scrubbers,” compared with hundreds of ships just a few years ago, as companies face rising pressure to tamp down on their pollution. International regulators now require vessels to burn low-sulfur fuels...
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