Greenwire

The Supreme Court today breathed new life into a high-profile case challenging an Army Corps of Engineers finding that a Louisiana wetland qualifies for Clean Water Act protections.

At least some of the thousands of migrating snow geese that fell from the sky over eastern Idaho in March were killed by an agricultural pesticide, according to the Idaho Department of Fish and Game.

Helicopter crews in Yosemite National Park located the bodies of famed BASE jumper Dean Potter and another man yesterday, a day after the pair were reported missing following an illegal jump from a mountain in the park.

Plans to develop what would be Alaska's largest strip coal mine has spurred environmentalist opposition focused on the project's impact on a salmon stream.

U.S. EPA made a bold announcement on April 2: Neonicotinoid pesticides -- chemicals linked to bee declines -- would not likely be approved for new uses until the agency completes new assessments of the pesticides' threats to pollinators.

Republican presidential hopefuls have come out on both sides of the debate about whether to complete the nuclear waste disposal site in Nevada's Yucca Mountain, creating a sometimes awkward situation for Nevada politicians.

The House-passed energy and water spending bill would pressure the Nuclear Regulatory Commission, the NRC chairman said last week.

La Niña could be driving spring ozone levels in the West, according to new research that has major implications for the Obama administration's proposed tightening of the federal ozone standard.

A federal appeals court on Friday dismissed a challenge to a U.S. EPA and Army Corps of Engineers determination that two stretches of a southern Arizona river are "traditionally navigable," making them and their watersheds subject to Clean Water Act protections.

The Federal Energy Regulatory Commission on Friday suggested U.S. EPA include a mechanism within the final version of the Clean Power Plan to maintain reliability -- but turned down requests to review specific state plans.

The agencies responsible for protecting imperiled species today proposed changes to the way in which outside groups ask the federal government to review the status of plants and animals under the Endangered Species Act.

After two years of dispute over taxes and building costs, Mongolia and global miner Rio Tinto have reached an agreement to allow a massive copper mine expansion to proceed.

More than 50 people were killed and dozens injured in a sudden landslide in Colombia's northwest mountains yesterday.

Connecticut Gov. Daniel Malloy (D) plans to unveil a package of financial incentives to encourage drivers to purchase or lease electric vehicles, but the state will not subsidize the policy.

Tests by an advocacy group found most sunscreen products contain ineffective and potentially harmful ingredients.

Arizona and Nevada's water supply is at risk, according to federal water managers who say Lake Mead's levels are falling.

A coal ash recycling company is asking U.S. EPA to correct a provision in its new ash-recycling rule that requires some companies to keep records on environmental and public health.

U.S. EPA's aggressive outreach around the proposed "Waters of the U.S." rule, which is expected to be finalized this week, has prompted criticism from industry groups that the agency has gone beyond the kind of advocacy permitted by a federal agency.

Some advanced biofuels producers yesterday complained that their fuel is barred from receiving credit in the renewable fuel standard program because of U.S. EPA's interpretation of where the fuel must be produced.

The United States could increase its wind power deployment by more than 50 percent with larger components, but the outsized technology would also boost potential problems with transportation and wildlife deaths, according to a new report from the Energy Department.

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