Tag Archives | eutrophication

The toilet that can help solve our water & energy problems

There is a ‘toilet revolution’ taking shape – with tankless toilets which save water while reducing watershed pollution. Upwards of 3 million people die annually from diarrhea, dysentery, and parasitic diseases — all for the want of clean water. Meanwhile, each year in the water-rich United States, 2.1 billion gallons of the world’s most precious […]

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The Water Hyacinth Problem

Water hyacinth, Eichhornia crassipes, is widely recognized as one of the world’s worst weeds. The plant is a native of the Amazon, but tolerates a wide range of climatic and aquatic conditions, allowing world-wide infestation across a range of latitudes and climates. In South Africa the weed was first recorded on the Cape Flats in […]

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Olifants River highly contaminated

The Olifants River in Mpumulanga is highly contaminated, researchers say. Microbiologist at the Council for Scientific and Industrial Research (CSIR), Martella du Preez, said all the sites along the river showed mild to heavy microbial contamination most likely due to untreated, or poorly-treated, sewage flowing into it. “People using untreated water from these contaminated sites […]

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