Water Quality

Water Scarcity Water levels in the reservoir that supplies drinking water to most of Botswana’s capital, Gaborone, have fallen to just 9 percent of capacity and are below water supply pumps, Bloomberg News reported. The reservoir has been shrinking for the past two years, supplying one third of demand and prompting water rationing that cuts […]

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Lack of testing requirements inhibits more thorough review of drinking water safety.

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Algal bloom season is here. These tools will help you keep track.

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Water Scarcity A growing population and Egypt’s food subsidy programs are pushing farmers to grow more wheat, but land and water constraints will likely mean that imports of the staple crop will increase, Reuters reported. Agriculture accounts for the use of 85 percent of Egypt’s water supply, the vast majority of which comes from the […]

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Satisfaction rates with local water quality have stayed consistent for the past five years, with 71 percent of people surveyed worldwide saying that they were satisfied in 2013, according to a newly released Gallup poll. One area of the world where satisfaction rates have not improved is sub-Saharan Africa, where only 50 percent of respondents […]

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Basic scientific research is not glamorous.

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On the tundra, climate change is just one careless step away.

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Cities are ecosystems too.

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Tensions over the expansion of a water system came to a head this week when 100 police were injured in a conflict with residents of a community on the outskirts of Mexico City, the Associated Press reported. The city is attempting to link the community—and its natural spring—to the municipal water supply system, but residents […]

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How much benzene should be allowed in a liter of river water? Or how about vinyl chloride? The U.S. Environmental Protection Agency has a new answer for 94 federally regulated chemicals, though states and tribes will be the ultimate arbiters. The EPA is updating human health benchmarks for chemical concentrations in rivers, lakes, and streams […]

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ExtremeRain

The Southwest is drying out, while the Northeast is becoming wetter.

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Extreme Weather Extreme flooding along the Madeira River in the Amazon basin, which killed 60 people and displaced 68,000 families this year, was the result of massive deforestation in Bolivia and Peru, according to a scientist who was previously the head of the Inter-American Development Bank environmental division, IPS reported. His assessment contradicts the views […]

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Weather and Water An El Niño weather pattern, in which surface water in the Pacific Ocean near the equator warms, is likely to develop this summer, according to the World Meteorological Organization and other prominent weather agencies, AlertNet reported. El Niño conditions are known for influencing extreme weather around the globe, such as flooding in […]

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China A startup program in China, initiated by the company behind the Taobao Marketplace, seeks to create a map of water quality across the country by allowing residents to purchase water quality testing kits and upload the results with their smartphones, Bloomberg News reported. The results will be aggregated in a map that the company’s […]

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Water Pollution Water utility officials in Lanzhou, China, found the carcinogenic substance benzene present at levels 20 times the national limit in the city’s water supply, Xinhua reported. Approximately 2.4 million residents of the city were told to stop drinking their tap water while authorities search for the source of the benzene, which they say […]

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Water conservation has had an unintended consequence in Berlin, where groundwater levels are rising, the Economist reported. The water table, which has risen more than a meter since 1989 in some places, now threatens to flood basements and cellars in areas where approximately 200,000 people live. Water Infrastructure Mexico is directing nearly $US 23 billion […]

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United States Pollution Alpha Natural Resources, a United States coal company, has been leveled with a $US 27.5 million penalty for violating the federal Clean Water Act and has agreed to spend an additional $US 200 million to clean up water pollution from its mines in Appalachia, The New York Times reported. The cleanup is […]

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Australia New South Wales and the federal government of Australia have reached a new agreement about government water buybacks in the Murray-Darling River Basin, capping the buybacks at 1,500 gigaliters, the Guardian reported. The buybacks transfer water rights from farmers and other water users to the government, and are meant to keep enough water in […]

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Drinking Water The quality of drinking water supplies is at risk from increasingly frequent extreme weather, such as droughts, floods and wildfires—especially if they occur in combination, The Sydney Morning Herald reported, citing a new study released by researchers at the University of New South Wales. For example, a large wildfire followed by heavy rain […]

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asian-carp

Plans to stop the invasive fish are costly, and most take more than 10 years to complete.

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