Posts

Report: Evaporation from California Irrigation Adds Enough Water to Colorado River to Supply 3 Million People

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A new study says that cross-border evaporation can be added to the list of supply and policy problems that water and land managers in the arid Southwest US. should ponder.

Major Federal Study Sets Foundation for Colorado River Basin’s Future

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Climate change and population growth will force the basin to…

After Summer of Testing, Status of Asian Carp in Lake Erie Remains Uncertain

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Positive test results for Asian carp eDNA from Lake Erie's Sandusky and Maumee bays are worrying, but not conclusive.

Photo Slideshow: Above the Colorado River

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A bird's eye view of the Colorado River demonstrates how persistent drought conditions affect the basin and how the southern Nevada region manages its share of what trickles down.
Great Falls, Montana

U.S. Supreme Court Navigates Waters of Ownership, Clarifies Possession of Missouri River Bottomland

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Montana may have lost the bottom, but the state was awarded — and entrusted — all that floats to the top as part of a public trust authority to protect water resources.
The opening of the Morganza spillway resulted almost immediately in the flooding of farmland located within the floodway. Flooding of farmland caked in fertilizer is a threat to the Gulf of Mexico because it could increase the size of the dead-zone.

Agriculture and Sewage Dead Zone: Taking on Nutrient Pollution in the Mississippi River Watershed

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As the impact of agriculture on water quality intensifies around the globe, two lawsuits in the United States aim to reduce the size of the Gulf of Mexico's ‘dead zone’ by setting limits on nutrient pollution in the Mississippi River Basin.

Advance of the Invader: Asian Carp Continue March to Northern Waters

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Live carp have been found in North Dakota and past the electric barriers in Chicago. As the carp push forward, Michigan and other Great Lakes states are once again asking the U.S. Supreme Court to speed up action to stop the advance of the invader.

James Workman: Mandela’s Global Water Ambassador Dies — A Reflection on South African Human Rights Lawyer, Kader Asmal

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When Nelson Mandela named South Africa’s first democratic Minister for Water Affairs and Forestry – a futile effort to keep his outspoken, irascible, chain-smoking friend out of trouble – Kader Asmal claimed ignorance about the rudimentary basics of his new portfolio.
Colorado River Basin

Colorado River Basin Group Releases Supply Assessment: Bureau of Reclamation Uses Climate Data to Predict 9 Percent Decline in Flow

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The interim report is the first step in a two-year evaluation…
Digital Controls Improve Energy Efficiency

Digital Controls Improve Energy Efficiency at Colorado River Dams: Davis, Hoover, Parker

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Mechanical parts from the 1950s are being replaced with digital controls at three dams.

Prompted By Scarcity, Colorado River Basin States Examine Their Lifeline

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The worst drought in the 105-year historical record of the Colorado River has opened a new era of water scarcity that is prompting state and federal water managers to evaluate never before considered options for increasing water supply and reducing demand.

Water Pollution Solution — New York Experiments with Coal Tar “Sponges” in Hudson River

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Testing new methods to remove residual coal tar from riverbeds in New York.