"Mysterious holes that were discovered at an Indiana sand dune last year -- and which nearly swallowed a child -- will keep a Lake Michigan park closed indefinitely."

"Plastic is everywhere, and with good reason: it's cheap, lightweight, and durable and can be turned into practically anything, from filmy plastic wrap to colourful children's toys to vital components in a computer or a heart valve. But scientists are discovering that plastic debris in the world's oceans, and in large bodies of water such as the Great Lakes, could be a far more serious environmental problemthan previously realized."

"Just a few miles from the spot where Enbridge Inc plans to build a massive marine terminal for its Northern Gateway oil pipeline, Gerald Amos checks crab traps and explains why no concession from the company could win his support for the project."

"Some materials that would be stored in a proposed underground nuclear waste facility less than a mile from Lake Huron are hundreds of times more radioactive than was told to Canadian government officials considering the site."

"Geologists in Ohio have for the first time linked earthquakes in a geologic formation deep under the Appalachians to hydraulic fracturing, leading the state to issue new permit conditions Friday in certain areas that are among the nation's strictest."

"Faced with public outrage about gritty black dust blowing through Chicago’s Southeast Side, Mayor Rahm Emanuel talked of forcing towering mounds of petroleum coke out of Chicago and outlawing new piles with costly regulations. But the fine print of a zoning ordinance unveiled Tuesday by the Emanuel administration opens the door for greater use of the high-sulfur, high-carbon refinery byproduct in the city."

"An unknown amount of oil leaked from BP Plc's Whiting refinery in Indiana into Lake Michigan after a mechanical glitch on Monday afternoon, the company confirmed on Tuesday."

"Wisconsin towns want regulatory control. Will the state take it away from them?"