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Articles on Pollution

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The cut flowers could pay for themselves and even turn a profit. Margi Rentis

Flowers grown floating on polluted waterways can help clean up nutrient runoff and turn a profit

Phosphorus and nitrogen contribute to water pollution and cause harmful algal blooms. New research shows how mats of floating flower beds can take advantage of these nutrients while cleaning the water.
Residents queue for water after municipal supply became contaminated with cholera. Felix Dlangamandla/Daily Maverick/Gallo Images via Getty Images

Water crisis in South Africa: damning report finds 46% contamination, 67% of treatment works near to breaking down

This year’s Blue Drop Audit report of water quality in South Africa has found that 46% of water supply systems are contaminated and over two thirds of wastewater treatment plants are close to failure.
A front-end loader dumps road salt into a truck in Chelsea, Mass. (AP Photo/Michael Dwyer)

‘Forever contaminant’ road salts pose an icy dilemma: Do we protect drivers or our fresh water?

Increasing awareness of the dangers ‘forever chemical’ road salts pose to our fresh water systems highlights the urgent importance of finding new approaches to de-icing our roads.

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