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irrigation

09/25/2018 / By Edsel Cook

Scientists use algorithms to calculate ways to reduce the ecosystem impact of large dams

Large dams are one of the pillars that support modern-day civilization. However, they’re also one of the biggest threats to freshwater ecosystems. In an article from Scientific American, researchers sought to calculate a balance that lessens the impact of dams while also ensuring enough water and power for human needs. The University of Washington (UW) […]

02/11/2018 / By Earl Garcia

Green leafy vegetables irrigated with wastewater may contain high levels of toxic heavy metals

A study published in the IOSR Journal of Environmental Science, Toxicology and Food Technology showed that irrigating agricultural fields and green leafy vegetables with wastewater may result in potentially hazardous buildup of heavy metals including copper (Cu), lead (Pb) and zinc (Zn), as well as nickel (Ni), chromium (Cr) and cadmium (Cd). “On the survey of study […]

08/08/2017 / By Amy Goodrich

Climate change blamed for drying of Great Plains streams, but it’s actually caused by groundwater pumping for irrigation

Streams and rivers in Kansas, Colorado, Nebraska, and other parts of the central Great Plains are drying up as farmers continue to pump groundwater to irrigate their crops, a new study found. Though climate change often gets blamed for turning creeks into dry riverbeds, the water needed to irrigate one sixth of the world’s grain […]

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