Andrew Blok

Great Lakes fishing

Record levels of harmful particles found in Great Lakes fish

"I've been studying microplastics for a long time and this is the study that blew me away."

A record-setting fish was pulled from Hamilton Harbor at the western tip of Lake Ontario in 2015 and the world is learning about it just now.

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Lake Superior fish

A long road to recovery for Lake Superior fish

Some communities live and die with a single industry.

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great lakes diving

Microplastics and algae tangle in the Great Lakes

Great Lakes algae is catching huge amounts of microplastics.

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Competing visions for a famed river in a Midwest hotspot—Part 2

Competing visions for a famed river in a Midwest hotspot—Part 2

GRAND RAPIDS, Michigan—After dropping through downtown, the Grand River flattens out. There, the state is considering a dredging project to open the river to larger boats and travel between Grand Rapids and Grand Haven, a city at the river's mouth where it empties into Lake Michigan.

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Competing visions for a famed river in a Midwest hotspot—Part 1

Competing visions for a famed river in a Midwest hotspot—Part 1

GRAND RAPIDS, Michigan—A bike ride along the Grand River downtown is a breeze—heading downstream it's all downhill.

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Freshwater is getting neglected when it comes to plastic pollution research
Great kiskadee entangled by a fishing line (Paraná River floodplain, Argentina; Credit C. Machado)

Freshwater is getting neglected when it comes to plastic pollution research

Plastic pollution in lakes and rivers is on the research back burner—that's a problem.

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“Forever chemical” replacements on the rise in the Great Lakes
Mackinac Bridge. (Credit: Dane/flickr)

“Forever chemical” replacements on the rise in the Great Lakes

As industry phases out certain toxic PFAS chemicals, the compounds are decreasing in and around the Great Lakes, but replacement chemicals—which some argue also pose serious health concerns—are increasing, according to new research from Canada.

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A crack in the Great Lakes Compact? Approved water diversion prompts pushback
Credit: Gateway Technical College/flickr

A crack in the Great Lakes Compact? Approved water diversion prompts pushback

The Great Lakes hold quadrillions of gallons of water. Is allowing one more company to take water from them such a big deal?

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From our Newsroom
children health

Derrick Z. Jackson: Children will suffer the consequences of recent Supreme Court rulings

Recent decisions by the high court will irreparably impact our children's health.

summer reading list

Our annual summer reading list, 2022 edition

Happy 4th of July! Here's some summer reading picks from our staff.

burmese python

Peter Dykstra: American Invasive Species Hall of Fame, part 2

Five more flora and fauna that have left their mark.

endocrine disrupting chemicals

LISTEN: A Daily Dose—an easy pill to swallow

New podcast series explores the intricacies and impacts of endocrine-disrupting chemicals.

PFAS Testing

Investigation: PFAS on our shelves and in our bodies

Testing finds concerning chemicals in everything from sports bras to ketchup, including in brands labeled PFAS-free.

environmental injustice

Centering biodiversity and social justice in overhauling the global food system

“The food system is the single largest economic sector causing the transgressing of planetary boundaries.”