Posts Tagged ‘drinking water’
Arsenic from coal ash pollutes water sources
DUKE (US) — Scientists have found arsenic and other toxic elements—in levels beyond EPA guidelines for safe drinking water—in lakes and rivers downstream from coal-fired power plants’ settling ponds.
Tuesday, October 16, 2012 11:12 - 2 Comments
Health & Medicine - Apr 27, 2012 15:47 - 5 Comments
Calcium may ease extra fluoride’s dental harm
DUKE (US) — Increased dietary calcium may be key to addressing widespread dental health problems faced by millions of people living in a remote region of Ethiopia. (more…)
Health & Medicine - Apr 18, 2012 9:59 - 2 Comments
Lime-sun mixer makes drinking water safe
JOHNS HOPKINS (US) — A dash of lime juice and a dose of sunshine make a cheap, effective combination for safer drinking water in impoverished countries. (more…)
Top Stories - Mar 14, 2012 11:20 - 1 Comment
In rural California, nitrate pollutes tap water
UC DAVIS (US) — One in 10 people living in California’s most productive agricultural areas is at risk of exposure to harmful nitrate levels in drinking water. (more…)
Earth & Environment - Dec 21, 2011 9:50 - 2 Comments
Tap runs dry as glaciers recede
MCGILL (CAN) — Glaciers are retreating at an unexpectedly fast rate, according to research in Peru’s Cordillera Blanca. (more…)
Science & Technology - Jan 14, 2011 13:42 - 13 Comments
Add dash of silicone for virus-free water
RICE (US) — Researchers have come up with a simple recipe that turns a common disinfectant into a potent virus killer—and they’re putting the recipe out into the public domain. (more…)
Earth & Environment - Jun 2, 2010 13:30 - 1 Comment
Irrigation threatens drinking water in Asia
STANFORD (US)—In Bangladesh, where an estimated 60 million people are exposed to unsafe arsenic levels in their drinking water, irrigation practices that tap deep aquifers could compromise access to clean drinking water across the country, according to a report in a recent issue of the journal Science. (more…)
Earth & Environment - Jan 18, 2010 13:02 - 1 Comment
Thirsty cities should mix it up
PENN STATE—To save money, avoid surpluses, and reduce shortages, urban water planners should combine three approaches to buy water: permanent rights, options, and lease. (more…)
Science & Technology - Jan 13, 2010 15:23 - 1 Comment
Testing water with nanotube paper strips
U. MICHIGAN—Researchers have developed a quick and inexpensive way to test drinking water using paper strips infused with carbon nanotubes. (more…)
