Ballast water release from ocean vessels has been a major source of invasive species in the Great Lakes for over 60 years.
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Articles on ballast water
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Zebra and quagga mussels entered the Great Lakes in large ships’ ballast water. Now, local boaters and anglers are spreading them into the southern and western US.
Marine shipping generates about three per cent of global greenhouse gas emissions, and port activities can add to local pollution. Ports are now taking action to reduce their environmental impacts.
Top contributors
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Associate Professor, School for Resource and Environmental Studies, Dalhousie University
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Graduate, Dalhousie University
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Associate professor, School for Resource and Environmental Studies, Dalhousie University
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Chair, Department of Science, Technology, and Society, Rochester Institute of Technology
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Professor of Biology, Redpath Museum & Bieler School of Environment, McGill University
