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Great Lakes Dredge & Dock Company, LLC Named Winner of WEDA’s 2017 Annual Safety Excellence Award for a Dredging Project

July 13, 2017 - in Awards, News

OAK BROOK, Ill.- Great Lakes Dredge & Dock Corporation (“Great Lakes”) (NASDAQ:GLDD), the largest provider of dredging services in the United States and a major provider of environmental and infrastructure services, announced today that it has been…

Great Lakes Announces Receipt of $26 Million Award at Myrtle Beach

June 27, 2017 - in News, Projects, Water

OAK BROOK, Ill., - Great Lakes Dredge & Dock Corporation (“Great Lakes”) (NASDAQ:GLDD), the largest provider of dredging services in the United…

Lasse Petterson Named Chief Executive Officer of Great Lakes

May 1, 2017 - in News, People

OAK BROOK, Ill., May 01, 2017 - The Board of Directors (the “Board”) of Great Lakes Dredge & Dock Corporation (“Great Lakes”) (NASDAQ:GLDD),…

Great Lakes Announces Receipt of $17 Million Award on the West Coast

April 24, 2017 - in News, Projects

OAK BROOK, Ill. - Great Lakes Dredge & Dock Corporation (“Great Lakes”) (NASDAQ:GLDD), the largest provider of dredging services in the United States and a major provider of environmental and infrastructure services, announced today the receipt of…

Invasive Asian Carp Respond Strongly to Carbon Dioxide

June 23, 2016 - in Corporate, Maintenance, Water

Adding carbon dioxide gas (CO2) to water, a process similar to making carbonated soda water, could help control the movement and behavior of invasive carp in the Great Lakes basin, according to a recent study. Bighead Carp Hypophthalmichthys nobilis and Silver…

Using Lake Michigan Turtles to Measure Wetland Pollution

June 8, 2016 - in Corporate, Water

Decades of unregulated industrial waste dumping in areas of the Great Lakes have created a host of environmental and wildlife problems. Now it appears that Lake Michigan painted and snapping turtles could be a useful source for measuring the resulting pollution.…

The Legacy of Mercury in Lake Superior

March 21, 2016 - in Corporate, Water

The northern Great Lakes are praised for being clean, but these aquatic systems don’t exist in a vacuum. Contaminants still find their way into lake water and sediments. Mercury is of particular interest because of its toxicity and persistence. In a new…

Addressing Nutrient Pollution with “Visualize Your Water” Challenge

October 14, 2015 - in Corporate, Maintenance, Modeling, Water

Nutrient pollution is one of the nation’s most difficult environmental challenges. While nutrients are essential compounds for functioning ecosystems and the production of food, fiber, and livestock feed, excessive nutrient levels can dramatically alter…

What’s Being Done to Protect the Great Lakes?

February 3, 2015 - in Corporate, Environment, Renewal/Retrofit, Water

New and improved science tools can help managers and researchers evaluate current threats and develop management strategies to protect and restore the valuable Great Lakes ecosystem. The recently released U.S. Geological Survey products provide free environmental…

Great Lakes Pollution No Longer Driven by Airborne Sources; Land, Rivers Now Bigger Factors

December 19, 2014 - in Analysis, Corporate, Supply, Water

NARRAGANSETT, R.I., Dec. 17, 2014—A chemical oceanographer at the University of Rhode Island who measured organic pollutants in the air and water around Lake Erie and Lake Ontario has found that airborne emissions are no longer the primary cause of the lakes’…