Entries by Brett Walton

At Paris Climate Talks, Water Is on the Rise

Water groups, active in Paris, focus on implementing a climate agreement

Scientists Urge Greater Attention to Groundwater in Climate Adaptation

Better management, research, and funding is needed.

Federal Water Tap, November 30: President Obama Attends Paris Climate Change Conference

The Rundown President Obama arrives in Paris. The Interior Department will review a proposed river diversion in southwest New Mexico. Food safety rule targets irrigation water. The Coast Guard updates a ballast water rule. 2015 continues to break heat records. “We support a strong and ambitious agreement that holds countries accountable for the emission target […]

Septic System Pollution Contributes to Disease Outbreaks

More research and funding is needed to help understand the severity By Brett Walton, Circle of Blue Drip by drip, septic systems, both faulty units and those that pass inspection, are nurturing an undesirable gang of bacteria, parasites, viruses, nutrients, and other contaminants in groundwater, streams, and soil in the United States. Septic pollution represents […]

Federal Water Tap, November 23: Georgia and Florida to Seek Mediation in U.S. Supreme Court Water Case

The Rundown Longstanding opponents Florida and Georgia are attempting to work out their differences over water use in a contested river basin while the Supreme Court appoints an expert to oversee a groundwater lawsuit. An EPA advisory committee offers recommendations for updating the agency’s lead and copper rule. A Senate committee advances a bill to […]

Gila River Diversion Reaches Decision Point

Fate of an expensive Southwest water supply project is at stake By Brett Walton Circle of Blue Southwest New Mexico awaits one of the most significant federal decisions on water infrastructure and the environment in this region since the U.S. Forest Service designated 755,000 acres of the Gila National Forest in 1924 as the nation’s […]

Colorado to Approve First State Water Plan

Plan will endorse conservation, storage, and agricultural transfers as strategies to address projected water shortfall Photo © J. Carl Ganter / Circle of Blue The Roaring Fork River, a tributary of the Colorado River, flows through the resort town of Aspen. How to make the best use of the water in the Roaring Fork and […]

Atomic Crumbs Guide First Global Assessment of Groundwater Age

Newer groundwater is a small fraction of total reserves Photo © Brian Lehmann / Circle of Blue Gonzalo Alcantar of Hydro Resources, a well-drilling business, guides a large pipe into place so the drilling rig can dig a well near Sublette, Kansas. Hydro Resources drills new wells into the Ogallala Aquifer, the main water source […]

Federal Water Tap, November 16: Secretary of State Kerry Connects Climate Change and Water

The Rundown America’s top diplomat said that climate change will stress society because of water. Lake Erie algae bloom was the worst this century while researchers develop an early warning system for algae. Alabama and Florida senators wade into long-running Southeast water fight. Utah congressman redesigns a lauded, and now expired, conservation fund. The EPA […]

Landmark Klamath Basin Water Agreement Is on Verge of Collapse

Congress could allow year-end deadline for review and enactment to expire. By Brett Walton, Circle of Blue On July 14, 2001, pulses quickened in Oregon’s Klamath River Basin when unarmed U.S. marshals were summoned to stand guard over irrigation water gates that until that day had never needed such protection. In defiance of federal orders, […]

Federal Water Tap, November 9: Obama Rejects Keystone XL Pipeline

The Rundown The biggest symbol of the climate change fight in North America is denied a permit. The EPA publishes its first national report on wetland health. The Senate votes against Clean Water rule. Mexico and the United States sign a water deal. The EPA’s internal watchdog is expanding an investigation of the Gold King […]

Australia Coal Mines Prompt Concerns about Groundwater and Climate

Mining Queensland’s ample coal seams will require a lot of groundwater — and lead to more carbon pollution. Coal companies have pegged Queensland’s Galilee Basin, a geological formation in the state’s interior, as the next big production zone for Australia’s coal mining industry as it looks to increase exports to India, China, and other Asian […]