iTree Helps Cities Value Trees

One type of green infrastructure that can help remedy the problems of aging sewer systems is older than any sewage tunnel—it's a tree. To show decision-makers and citizens the value of trees on stormwater, stream flow and pollutant loads, urban tree advocates in Pittsburgh and other cities are using a software application to calculate the value of trees.

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Trompe a 'Super Charger' for AMD Cleanup

An ancient method for creating energy is being used to clean up acid mine drainage (AMD) in Pennsylvania's streams.  In some spots there are active water treatment plants, that use chemicals and electricity to clean up the heavy metals in water polluted with AMD. There are also thousands of passive treatment systems that use the natural environment to filter water.  The trompe is one of them.

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"Rain Tax" Helps Keep Pollution from Waterways

The federal government is toughening limits on how much storm water can enter rivers and lakes. For many cities, it’s proving expensive - especially in older communities, where water pipes are crumbling and in need of repair. To fix those systems, some local governments are starting to charge residents a stormwater utility fee, or "rain tax."

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Water Economy Network Turns Water into Money

How to handle water problems is big business. Annual revenues in global water services are forecast to hit a trillion dollars by 2020 as companies confront water scarcity. So a new organization called Water Economy Network wants to bring a cut of that financial pie to Pittsburgh.

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Can Big Gas Help PA Clean Up Its Coal Mining Past?

Abandoned mines leach metals and other pollutants into Pennsylvania’s streams. Could fracking be one way to clean up this water? That’s what some inside the state government and the gas industry are proposing.

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Turning Acid Mine Drainage Pollution Into Pottery

The brilliant rust orange iron oxide that’s pulled out of waterways polluted with acid mine drainage is finding its way into the hands of artists and craftsmen.  The dried and powdered material is being used to color T-shirts, wood stain, concrete, and even the “burnt sienna” shade of Crayola crayons.  Now a nonprofit is helping turn creek contaminants into pottery glaze.

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Mining Company Invests Big to Treat Acid Mine Drainage

Orange-colored streams have been commonplace for decades in Pennsylvania. But slowly, people are cleaning the water, making it healthy for fish, and other wildlife. One innovative project is bringing together watershed advocates, regulators, and a mining company.

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Federal Flood Insurance Controversy

A changing climate could lead to greater flooding. But already, big disasters like Superstorm Sandy have put the federal flood insurance program in millions of dollars in debt. The U.S. Congress is considering delaying implementation of an amendment to the program that was approved last year.  While the amendment was intended to be more affordable for the government, homeowners balked at premium increases.

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New Series, 'Ripple Effects: Water Pollution & New Solutions'

Everyone wants clean water—in their taps, in the rivers we increasingly use for swimming and boating, or even just in the valleys we see as we drive around. But what does it take to make our water clean? This week the Allegheny Front begins a series called Ripple Effects: Water Pollution & New Solutions, to explore the latest efforts to clean up our region's waterways.

 

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Pittsburgh's Plans to Get Sewage Out of the Water

The Allegheny County Sanitary Authority plans to spend more than $2 billion to build miles of new underground tunnels, and to upgrade its wastewater treatment plant.  Some clean river advocates are pushing for alternatives, like green infrastructure.  We begin our series Ripple Effects: Water Pollution & New Solutions with a look at the debate over sewage in the waterways.

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