"Newly licensed marijuana growers in Washington state may find themselves without a key source of water just as spring planting gets under way."

"The warming climate is melting sea ice, opening U.S. Arctic waters to shipping and oil and gas development, but the National Research Council warned today that U.S. personnel, equipment, transportation, communication, navigation, and safety resources are not adequate for an Arctic oil spill response."

"Hundreds of West Virginia residents who sought emergency-room care in January were treated for symptoms that were 'consistent' with exposure to MCHM, the primary chemical that leaked from the Freedom Industries tank farm into the region’s Elk River drinking-water supply, according to a review made public Wednesday."

"Pastor Bob McCartney of First Baptist Church tries to love his neighbor as himself. He’s just not thrilled that Wichita Falls will soon have him drinking water that once swirled down his neighbor’s toilet."

"Baltimore has joined with other major U.S. cities in defending the federal government's authority to impose a 'pollution diet'  on the Chesapeake Bay."

"Plastic is everywhere, and with good reason: it's cheap, lightweight, and durable and can be turned into practically anything, from filmy plastic wrap to colourful children's toys to vital components in a computer or a heart valve. But scientists are discovering that plastic debris in the world's oceans, and in large bodies of water such as the Great Lakes, could be a far more serious environmental problemthan previously realized."

"Just a few miles from the spot where Enbridge Inc plans to build a massive marine terminal for its Northern Gateway oil pipeline, Gerald Amos checks crab traps and explains why no concession from the company could win his support for the project."

"The tiny plastic particles found in many facial cleansers and soaps promise a gentle scrubbing and luxuriously smooth skin. But those little beads of grit are also piling up in waterways, where they can suck up toxins and harm wildlife, environmentalists say. Because of those concerns, Illinois is one of several states considering legislation to force manufacturers to drop products that use the particles, called microbeads."