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Study: Shale Gas Fracking Taints Rivers in Pennsylvania

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Though groundwater gets most of the attention, rivers are also affected by the rush of shale gas development across the United States, according to a new study that claims both wastewater and well development degrade water quality, but in different ways.

Photo Slideshow: China’s Polluted Waters

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Pollution is a major driver of water scarcity in China, especially in the places where economic growth is the highest and water resources are under the most stress — China’s dry northern breadbaskets and its biggest manufacturing hubs in the south and east.

Report: Market-based Programs for Watershed Improvement Double Globally

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China is the world leader for watershed payment programs. But in other regions, long-term funding and monitoring are challenges.

Delhi Dispatch: Rice, Wheat, and Water Serve Up Equal Helpings of Punjab’s Wealth and Risk

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Free power, water, fertilizer, and chemicals encourages abuse of resources for world’s number two rice and wheat producer.

Clean Water Act Turns 40 (Part II): A Harvest of Clean Water Exemptions on the Farm

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The U.S. farm sector, more productive and richer than ever, is a major water polluter.

Photo Slideshow: Vintage Collection, Before Clean Water Act

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A sampling of 81,000 images — taken by more than 100 photographers and sponsored by the young EPA — to document the state of the nation's environment in the 1970s.
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Contest Between Water and Energy Becoming Big Story

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Back from China, Circle of Blue's senior editor notices a trend creeping from our headlines to those of other news organizations around the world.
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Florida Oyster Harvest Suffers As Drought Intensifies Water Battle with Georgia and Alabama

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The drought that set upon the United States this year has tightened a three-state tug-of-war over fresh water, affecting marine life and a valuable fishing economy downstream in the Deep South's Apalachicola-Chattahoochee-Flint River Basin, the most biodiverse river system in North America.
Arkansas River US Drought 2012

Study: Freshwater Food Webs Hit Hard by Drought

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A new report out of the United Kingdom's academic world concludes that droughts can cause sharp declines in the number of species in a stream. Additionally, there is the potential for partial collapse of aquatic food webs.

Photo Slideshow: Great Lakes Pollution, Ed Wargin’s Fresh Coast Project

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The Fresh Coast Project, an ambitious 10-year, around-the-lakes journey that captures the Great Lakes on film, was created by photographer Ed Wargin to visualize the lakes and streams as one stunning, connected, living story. But Wargin captures the good with the bad, in this series of exclusive photos showing the pollution he found during his travels.

Photo Slideshow: Great Lakes Beauty, Ed Wargin’s Fresh Coast Project

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The Fresh Coast Project, an ambitious 10-year, around-the-lakes journey that captures the Great Lakes on film, was created by photographer Ed Wargin to visualize the lakes and streams as one stunning, connected, living story.

Great Lakes Ports and Shipping Companies Confounded by Climate Changes and Water Levels

With freighters forced to carry lighter loads, port structures damaged by rot, ship cannels that are filling with silt, there are millions of dollars in losses, repairs, and dredging — but scientists are working on adaptation solutions and planning resilience.