Among the key takeaways: The river is changing for a variety of reasons, but mostly as a result of changing hydrology and invasive species.
DULUTH, Minn. — In the past few months, people who live along Duluth’s Park Point have been picking up shredded aluminum cans – by the bagful – on the neighborhood’s Lake Superior beach. The metal
A study led by University of Michigan researchers found that despite a drop-off in plankton, the tiny plants and animals on which bighead and silver carp typically feed, the lake has enough dietary options to
The plan would use technology such as underwater loudspeakers, electric cables and air bubble curtains to deter the fish from migrating between the Illinois River and Lake Michigan through Chicago-area waterways.
Location of choice is considered a crucial choke point where the invasive carp could be prevented from migrating upstream toward the lake.
If the 117-year-old dam were to fail, it would allow the invasive species nearly 1,300 additional miles of main-stem and tributary spawning grounds.
The Corps’ new plan is similar to a draft from August 2017, but the estimated price tag has jumped from $275 million to nearly $778 million.
Judge says environmental groups failed to prove there were practical alternatives to the $59 million dam serving farmers in western North Dakota and eastern Montana.
Corps had told Louisiana officials it could need until October 2022 to assess environmental impact of a project to create new coastal land by enabling Mississippi River to push mud and sand into open water.
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