Quantifying the performance and effectiveness of green infrastructure is necessary to determine if this approach can deliver on water quality goals. On Oct. 10, The U.S. Environmental Protection Agency announced it will provide up to $3 million in grants to study Philadelphia’s green infrastructure projects within a 16,400-ha (40,500-ac) area that has frequent sewer overflows. Research items may include quantifying early benefits, including those to neighborhoods and communities, and long-term effectiveness; evaluating economic viability and alternative financing mechanisms; and successful green infrastructure adoption strategies. Read more.