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Invasive species in ballast water

The St. Lawrence Seaway opened the Great Lakes to direct ocean-going shipping. Unfortunately, ships brought invasive species along for the ride in their ballast water.

Learn more below about regulations to clean up ship ballast tanks and why it’s critical to plug loopholes that remain for “lakers,” ships operating solely in the Great Lakes.

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Agricultural runoff
Green Bay dead zoneLake Erie algal bloom
Climate change in the Great Lakes
Combined sewer overflowsGreat Lakes water levelsGreen stormwater infrastructure
Drinking water
Drinking water affordabilityLead service lines
Environmental justiceGreat Lakes restorationInvasive species
Invasive carpInvasive species in ballast water
Other topicsPlastic pollution in the Great Lakes
Adopt-a-BeachMicrobeadsMicroplastics

Standpoint Series

October 13, 2017

On Shipping: Stop Fighting and Start Doing

This is the second of eight articles in the Standpoint Series, a set of short essays meant to articulate our perspective and spark conversation. This time of year, there is a […]

BLOG

May 18, 2017

Hard-Fought Great Lakes Protections Under Attack

Invasive species, like zebra mussels and round gobies, have wreaked havoc on the Great Lakes. Brought in via ballast water tanks on ocean-going ships, invasive species out-compete native species and […]

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