Engineering
Top stories summarized by our editors
6/14/2018

Quebec's Davie Shipbuilding would provide three used icebreakers to the Canadian Coast Guard under a deal now being worked out. The coast guard reportedly would take full ownership of the vessels, with Davie providing needed conversion work.

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Canadian Coast Guard, Davie
6/14/2018

South Carolina's Folly Beach is taking a conservative approach to development with an eye on erosion. The city council has instituted a six-month ban on construction within 20 feet of the "critical line" along the waterfront, keeping work well away from dunes and marshland.

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City Council
6/14/2018

Ohio's Environmental Protection Agency will refuse to formulate a plan to address Lake Erie's algal bloom-plagued western basin despite the state's new admission that the waters are impaired, the Environmental Law and Policy Center wrote in a court filing. The advocacy group asserts that the refusal amounts to a violation of the Clean Water Act, as it fails to specify a Total Maximum Daily Load for the basin.

6/14/2018

Dredging is now underway at the Indiana Harbor Ship Canal in East Chicago, with the Army Corps of Engineers planning to remove 120,000 cubic yards of sediment by this fall. Now regulators are considering where to dispose of the most highly contaminated sediment once work is done.

6/14/2018

Residents believe massive seawalls along the shoreline of Hawaii's Mokuleia are doing more harm than good. They say the steep walls, built without permits in 2013, are gradually being sucked out to sea by waves and are causing more erosion than they prevent.

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KITV-TV (Honolulu)
6/14/2018

After a year's delay, new MS4 stormwater regulations take effect in Chelmsford, Mass., on July 1. The rules, which were estimated at costing nearly $4 million in 2017, are expected to bring major additional costs for the city for equipment and staffing.

6/14/2018

Flooding that flushed sediment into the local ecosystem in Santee, Calif., was cited by regulators as they imposed a nearly $300,000 fine on Pardee Homes. The developer is building hundreds of homes in the area and has been faulted for failing to implement proper sediment control.

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KNSD-TV (San Diego)
6/14/2018

A canal project to relieve flooding along Louisiana's Comite River is advancing after the Army Corps of Engineers pledged $14 million in funding. The project will drain high waters along the Comite into the Mississippi River.

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Army Corps of Engineers, Army
6/14/2018

An Israeli study evaluates tillage as a means to restore severely degraded shrub land, assessing varying depths of chiseling. The conclusion drawn in comparison with a control plot is that tillage at either depth tested yields superior results to passive restoration in situations in which the degradation is so great as to compromise natural self-restoration.

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MDPI (Switzerland)
6/14/2018

Cancer cells may migrate through the body but only if the conditions suit them as they sense the relative softness and stiffness surrounding them. Biomedical researchers at the University of Minnesota have used that dynamic to successfully test drugs that can fool the cancerous cells into staying put and not spreading to other parts of the body.

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ASME
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cancer, University of Minnesota