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Fact Sheet: Roadways and Parking Lot Design

One of the simplest ways to cut down on stormwater runoff is to reduce the amount of impervious cover associated with roadways and parking lots. Careful design is the key […]

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Fact Sheet: Green Roofs

A green roof is a low-maintenance vegetated roof system that stores rainwater in a lightweight engineered soil medium, where the water is taken up by plants and transpired into the […]

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Fact Sheet: Grass Filter Strips

Grass filter strips are low-angle vegetated slopes designed to treat sheet flow runoff from adjacent impervious areas. Filter strips (also known as vegetated filter strips and grassed filters) function by […]

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LID Principles and Techniques

Principles of LID Work with the landscape. Identify environmentally sensitive areas and important local features, then outline a development envelope that protects those areas. Maintain slopes and flow paths; minimize […]

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Putting Low Impact Development to Work

Research low impact principles and techniques. Detailed design manuals for LID techniques and applications are available from public and nonprofit sources. Many organizations publish case studies of low impact projects, with […]

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Medical Marijuana: Legal Resources for Municipalities

Introduction In November 2012, Massachusetts voters approved Ballot Question 3, which asked “Should the state eliminate criminal and civil penalties for the use of marijuana by qualifying patients who have […]

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