Biosludge
05/25/2018
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By Edsel Cook
Organic fertilizer blend effective at lowering cadmium levels in soil
The presence of cadmium (Cd) in the fertile soil of California is bad news for growers and consumers alike. When large amounts of the heavy metal are absorbed by leafy vegetables, the crop becomes dangerous to humans. Researchers therefore came up with an organic fertilizer that can reduce Cd levels in soils and vegetables, according to an […]
02/19/2018
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By Zoey Sky
Tracking wastewater is difficult: Artificial sweeteners turn out to be reliable chemical markers
No one really thinks twice about the wastewater generated by sinks and toilets, but a team of Canadian scientists has recently discovered an unusual way to track the water “to ensure it doesn’t end up in unwanted places.” John Spoelstra, a research scientist with Environment and Climate Change Canada, says that artificial sweeteners “are very specific […]
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