Barge operators prepare to begin blasting large rock formations that are impeding navigation south of St. Louis on the Mississippi River, where water levels are 20 feet lower than normal because of a prolonged drought. Meanwhile, 40 representatives of government, business and labor meet to address the challenge of keeping the river open. Over the weekend, the Army Corps of Engineers began releasing water into the river from Carlyle Lake in southern Illinois. [The Chicago Tribune, The News-Democrat]
Experts say that the plan for building the Keystone XL oil pipeline across the Ogallala/High Plains aquifer lacks the most sophisticated leak detection technology. [Inside Climate News]
A wave of early retirements resulting from new federal rules is expected to create staffing strains in the management of parks and preserves in Alaska, which occupy hundreds of millions of acres of public land. [The New York Times]
A sustainability group sues the federal government over its oil and gas leasing program for the Outer Continental Shelf, saying that a flawed economic analysis led it to rush ahead with leases that may not be economically justified. [Center for Sustainable Economy]
While global climate change was the primary driver of fluctuations in the panda population for millions of years, human activities probably underlie the recent decline, genetic researchers report. [Asian Scientist]
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Green Blog: On Our Radar: Navigating a Parched Mississippi
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