Arizona’s Gamble — Conserve Water Now, Prevent Deeper Cuts Tomorrow

For years, the state took as much water as it could from Lake Mead; now it plans to leave some in the reservoir.

Study: Unregulated Toxin Present in Tap Water of 31 U.S. Cities

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California is the first state to consider a limit on the “Erin Brockovich” chemical, which has been found in 31 of 35 U.S. cities recently surveyed.

Deadly La Niña Goes Global—Part I: For Western Hemisphere, Record Rains in Latin America

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Hundreds have died in Colombian floods, as cooler sea temperatures affect regions around the Pacific; climate change seen as a possible cause.

Feds Pledge $47 Million To Asian Carp Fight; States Appeal Court Loss

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Last week, the Obama Administration announced an updated plan, which included additional research but not closing the Chicago locks.

Small Solution to Large-scale Water Pollution — Protozoa Detect Contaminants

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A technology start-up is looking small to solve a big global problem.

Bulk Water Shipping Company Misses Deadline to Export From Alaska

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The breach of contract will most likely result in a deadline extension, Sitka city officials say.

Infographic: Biofuels 101 — Water Use from Plant to Power Source

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Production of ethanol, the most commonly used biofuel, has prompted concerns about water use and food supply.

Asian Carp — On the Docket in D.C. and Chicago; On the Menu in Michigan

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Federal judge rejects Asian carp injunction as Congress passes a ban on their import.

Study: NASA Shows World’s Water is Warming, Buoy Data Confirms in Great Lakes

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In some northern regions, lake temperatures are increasing more than air temperatures.

Talking Climate, Jobs, and Energy from D.C. to Cancun

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House committee holds hearing on climate change as climate negotiators meet in Cancun.

Q&A: Jonathan Waterman on Running Dry

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Jonathan Waterman has lived for five months on the waters of the Colorado River--he's paddled its length and then walked when the river ran out.

Analysis: Despite a Drying and Flooding Planet, Cancun Climate Negotiators Anticipate Scant Progress

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Without water as part of the equation, there can be no long-term solution to climate change.