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MIT experiment reveals pathogen-spreading mechanism of rainfall

Each time a drop of rain hits the ground, small pockets of air at the surface are forced up, emitting a mist of smaller droplets in many directions as air breaks through the raindrop. Exhibiting behavior like an aerosol spray, the phenomenon could explain why freshly fallen rain leaves behind a familiar ‘earthy’ scent. After […]

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Washington, D.C., residents ranging from 14 to 24 years old attend a lecture about careers in green infrastructure as part of the annual Green Zone Environmental Program. (Photo courtesy Seth Brown)

Introducing tomorrow’s technicians to green infrastructure

By Seth Brown “So it’s like a sponge?” a 17 year-old asks with a questioning look on her face. “Yes, that’s a perfect way to think of it,” replies Dwane Jones, director of the Center for Sustainable Development at the University of the District of Columbia. This interaction is typical of the exchanges that occurred […]

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Chesapeake Bay summer ‘dead zone’ predicted to be slightly smaller in 2016

In Chesapeake Bay this year, the amount of algae that will decay will render a stretch of water approximately equal to the volume of 2.3 million Olympic-sized swimming pools unable to support life. According to the U.S. Geological Survey (USGS), the National Oceanic & Atmospheric Administration (NOAA), and local partners in the Chesapeake Bay watershed, […]

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Schools capture serious stormwater in New York

The upgraded Edward Bleeker Junior High School playground does more than offer students a new outdoor area to enjoy, it captures some serious stormwater. Green infrastructure elements reduce stormwater A 0.5-ha (1.2-ac) asphalt lot at the school has been renovated with green infrastructure elements capable of capturing more than 4160 m3 (1.1 million gal) of […]

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Carnegie Mellon installs stormwater tanks

After major storms flooded low-lying areas of Pittsburgh repeatedly in 2004, 2009, and 2011, Carnegie Mellon University is now in the final stages of a major stormwater management project that will redirect floodwaters from major storms toward constructive uses for both the city and campus. Since early May, construction crews have been excavating the area […]

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Delaware stormwater regulation bill signed into law

Following unanimous approval by the Delaware General Assembly, Gov. Jack Markell signed Senate Bill 253 into state law on June 24. The bill eases stormwater requirements and provides flexibility to achieve results. The measure, which concerns standards set for stormwater-runoff management by the Delaware Department of Natural Resources and Environmental Control (DNREC), results from a […]

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High school students to study stormwater management at annual UMaine institute

One university has found a way to engage tomorrow’s stormwater practitioners today. More than 20 teachers and just under 100 high school students gathered at the University of Maine’s campus in Orono to try their hands at stormwater management during the final week of June. For its third consecutive year, the UMaine Stormwater Management Research […]

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Fueling terminal continues environmental award winning streak

In April, the CITGO Chesapeake Terminal in Chesapeake, Va., earned its fourth Sustained Distinguished Performance Award from the Elizabeth River Project, a nonprofit that leads community environmental restoration efforts along the river. Since partnering with the Elizabeth River Project in 2004, the CITGO Chesapeake Terminal has completed numerous environmental projects to achieve Model Level status, […]

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Workshop report stresses roadside ditch management for improving water quality

Better management of roadside ditches could help improve water quality in the Chesapeake region, according to a workshop report from the Scientific and Technical Advisory Committee, which provides guidance to the Chesapeake Bay Program (CBP) on measures to restore and protect the Chesapeake Bay. The workshop, “Re-plumbing the Chesapeake Watershed: Improving roadside ditch management to […]

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New green infrastructure investment model receives $1.7 million in funding

Prudential Financial is investing $1.7 million in a pilot collaboration between The Nature Conservancy (Arlington, Va.) and asset management firm Encourage Capital (New York) to prevent millions of gallons of stormwater runoff originating in Washington D.C. from the entering the Anacostia and Potomac rivers. The venture, called District Stormwater LLC, is based on a new […]

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