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ELECTRIFIED BARRIERS FOR FISH
In 1892, engineers began the Chicago Canal to divert sewage using 42 million cubic yards of earth; more than a century later, it may help Asian carp reach the Great LakesIn 1885, Chicago undertook the monumental task of reversing its river flow to safeguard drinking water by rerouting sewage from Lake Michig...- Australia built an A$187,000 electric fence across wild horse country; inside lies an endangered alpine wetland supporting three threatened animalsAn electric fence protects a rare alpine wetland in Australia's Kosciuszko National Park. This small area is home to three threatened nativ...
- In 2003, experiments showed wolves refuse to cross a line of fluttering flags, so ranchers now string 'fladry' around calving pens as a cheap, non-lethal way to keep the predators off herdsFladry, a rope with flags, deters wolves from pastures. Research shows this visual cue makes wolves wary of crossing fences. Studies indica...
- India wants to expand its share in global trade, but its exports basket is outdatedFor a country that has a contribution of less than 5% in global trade, India’s dreams of achieving a $1-trillion exports target by 2025 man...
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