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Less salty than the sea, brackish water is poised for wider use in Texas Forty-six desalination plants in Texas turn salty water drinkable. None, however, is located on the coast. All are inland and use brackish water. As fresh water grows scarcer, the hunt for new supplies is expanding outward, to sources formerly on the […]
In the perpetual search for water supplies, a salty upstart will be in the spotlight Photo courtesy of San Antonio Water System San Antonio’s brackish water desalination plant, being built in stages, will be the world’s largest inland desalination facility when it is completed in 2022. The first phase will begin delivering drinking water to […]
The rate of storage expansion has slowed since the mid-20th century Hoover Dam was not the first dam built in the United States, but the concrete wall across Boulder Canyon, on the Colorado River, was symbolic of an era. As the graphic below shows, reservoir storage capacity in the United States expanded dramatically in the […]
New technology and ships make maritime commerce more efficient, adaptable, and environmentally friendly. Photo © J. Carl Ganter / Circle of Blue Companies operating in the Great Lakes and St. Lawrence River region are making one of the biggest investments in new ships since the birth of the modern St. Lawrence Seaway. Codi Kozacek Circle […]
Seagrass, shellfish, wetlands, and fish are dying in the Peconic Estuary and other Long Island bays. One million people in Suffolk County, on Long Island, New York, use sewage ponds or tanks buried underground in the backyard to dispose of their toilet waste. It is a colossal number of people for such a small area. […]
Septic systems and nitrogen pollution are killing the island’s marine heritage By Brett Walton, Circle of Blue Thousands of dead bunker fish and hundreds of diamondback turtles washed ashore last May in Peconic Bay on the east end of Long Island, New York. Fed by warming waters and a stream of nitrogen, a foul bloom of […]
Simulations using 20th-century climate data compare Lake Ontario water levels under Plan 2014 and the current regulation plan. Plan 2014 is a proposal to change water level regulations on Lake Ontario to help restore coastal wetland biodiversity that has been lost over the past 60 years. The plan is the culmination of more than two […]
Plan 2014, a proposal to alter lake levels and restore wetlands, places ecosystems at the heart of decisions. Photo © Codi Kozacek / Circle of Blue Linking the Atlantic Ocean to the Great Lakes, the St. Lawrence River is a pathway into the heart of North America traversed by ships from all over the world. […]
Hundreds more wells face closure in the next 16 months, while unlined disposal pits remain a problem. Photo © J. Carl Ganter / Circle of Blue Kern County is the center of California’s oil industry. The state ordered 33 more wastewater injection wells to be closed in order to protect aquifers. Click image to enlarge. […]
Nearly one-fifth of U.S. households are not connected to a public sewer. More than 21 million households in the United States use septic systems — not a public sewer — to trap and filter their toilet waste. The underground tanks are most common in rural areas, especially in New England and the Deep South. They […]
Failing septic systems produce disease outbreaks, algae blooms, and ecosystem damage. By Brett Walton, Circle of Blue There are 123 million households in the United States. Nearly one-fifth of them — some 21.5 million — do not flush toilet waste to a public sewer. They use septic systems — small underground tanks that provide basic treatment […]
Sarina Prabasi is the CEO of WaterAid America, part of the international organization WaterAid working to improve access to safe water, sanitation, and hygiene. She talks with Circle of Blue about the Sustainable Development subgoal to achieve universal and equitable sanitation access.
