Tag: dams
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We can see how humans have altered Earth’s water resources
For millennia, humans have harnessed rivers, built dams, and dug wells to quench our growing civilization. Now, for the first time, we have a picture of what all those generations have wrought on our blue planet’s most defining resource. Newly analyzed data from groundwater-detecting satellites “reveals a clear human fingerprint on the global water cycle,”…
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Ventura County study: wild birds protect flood structures better than poison
A new study, which was conducted at two site along a levee at the Revolon Slough, shows that predator birds are an efficient weapon for protecting flood levees. Yazmin Cruz (Photo: Contributed photo) Armed with a study showing that predatory birds protect flood control structures, managers plan to substantially reduce their use of poisonous bait…
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Fresh water, the reward of land restoration, flows in Ethiopia’s dry zone
Success stories of how land restoration has transformed landscapes and livelihoods in four watersheds of Tigray, Northern Ethiopia. Fresh water — its availability or lack thereof — is a powerful signal of the health of an ecosystem. On a whirlwind tour of four watersheds in Tigray province, located on the northernmost tip of Ethiopia, we…
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First the Arctic melted, then Bolivian water dried up, then…
Bolivia has declared a state of emergency as climate impacts shrink glaciers and leave cities without water. The now-barren slopes at the world’s highest ski resort on Chacaltaya mountain in the Bolivian Andes above La Paz. The government of Bolivia, a landlocked country in the heart of South America, has been forced to declare a…
