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Tuesday, October 28, 2014
While rainstorms can rejuvenate a forest, they can also transform an urban road into a highway for pollutants. Stormwater runoff occurs when precipitation lands on surfaces like parking lots or other areas that can’t absorb it. When the water drains into nearby streams and rivers, it carries with it dirt and nutrients such...
Friday, October 10, 2014
For the first time in more than a decade, Bloomington, Indiana has increased the amount of green space in the city. Green space is defined as the total acreage covered by trees, grass and other vegetation, according to the city’s Environmental Commission. Green space must also be greater than one acre and more than 10...
Friday, October 10, 2014
The threat of the Emerald Ash Borer is forcing cities across Iowa to start taking inventory of its trees, and Des Moines now has the green light to do so. The inventory would identify hazardous trees, along with healthy trees in need of simple pruning. Earlier this week the city council voted to send tree crews out next...
Monday, October 6, 2014
As everyone reads this article on their respective computer screens, it’s hard to escape the sense that Americans are less connected to the outdoors. Not only does this have negative consequences for our personal health, it can have impacts on our local environment if we aren’t careful. For instance, water quality suffers...
Friday, September 19, 2014
In collaboration with the USDA Forest Service and The University of Vermont, Spatial Analysis Laboratory, Toronto Urban Forestry has taken advantage of sophisticated modeling and remote sensing tools to paint a more detailed picture of Toronto's urban forest. The resulting study, Every Tree Counts: A Portrait of Toronto's...
Friday, September 19, 2014
Lying along the northeast coast of Puerto Rico, the 53,500-acre San Juan Bay Estuary watershed is the heart of the expanding and densely populated San Juan metropolitan area. The 2010 U.S. Census estimated the population of the area at 2,478,905, with a population density of 3,215 people a square kilometer (about half a...
Friday, August 29, 2014
In the city of Detroit, rainwater does not naturally percolate through soils, instead flowing over land into storm drains and into our Combined Sewer Overflow (CSO) system. During these increasingly frequent heavy rains, millions of gallons of water overload the system into storm sewers and basement drains that can cause...
Friday, August 1, 2014
By Leslie Robertson NASF Photo Fellow I spent today going around Harrisburg and wrapping up the week in the office. Ellen Roane, an urban forester, was my companion for the morning and early afternoon. As we revisited sites that had been planted a few years ago, she explained the great things and the challenges that...
Friday, July 25, 2014
To help feed and shelter migratory birds, a group of migrant women and their children participate in the Patterson Park Audubon Center's Bird Ambassadors program.   The goal is to provide a stopover for neotropical birds migrating from the East Coast to Mexico and Central America for the winter.   "If you think...
Friday, July 25, 2014
The North American Envirothon is North America’s largest high school environmental education competition.  Reaching more than 500,000 students across North America annually, the Envirothon succeeds in its mission to develop knowledgeable, skilled, and dedicated citizens who are willing and prepared to work towards...

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