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...“This was a huge irrigation system in which Ukrainian farmers had invested billions of dollars after the fall of the Soviet Union,” said one executive at a large agricultural company....
...It has also been lining canals with cement to prevent seepage and working on the introduction of seed varieties more tolerant of heat and arid conditions....
...A punishing drought meant Dutch farmer Hendrik Jan ten Cate was forced to spray water from a local canal on his potatoes to prevent them shrinking. “Irrigation is very expensive....
...“The key is irrigation. If you can make irrigation work, you can make agriculture work,” says Nazim Khalil, DAL’s head of animal feed, grabbing a handful of fresh alfalfa....
...The group opened one of the kingdom’s first modern pharmacies, won a concession to dig Bangkok’s irrigation canals using German equipment, and helped tame a cholera epidemic....
...In its heyday, great triple-decker steamboats plied its waters....
...Yet in some places, the evaporation of irrigation canals in place since British times has slowed thanks to solar panels placed above them....
...“It could be like another Panama Canal,” says Julio Cobos, a former governor of the province....
...Releases from privately owned irrigation dams — normally used for crops and orchards — were also key to pushing Day Zero back....
...canals....
...So much water is pumped from rivers and tube wells for irrigation in India that rivers often run dry and the groundwater is severely depleted....
...“There is no provision for irrigation here, no tube well or canals . . . Farmers in this area are on the verge of starvation, forced to commit suicide.”...
...A large coal-fired power station at Farakka in West Bengal, which relies on cooling water from the Ganges, had to suspend operations in March for lack of water in the canal that supplies it....
...The company plans to spend another $100m by 2018 completing 21km of irrigation canals, levelling the ground using lasers and bringing in more machinery....
...Technically, the most difficult part of the project was stabilising the soil to prevent the canal walls from caving in....
...Hydropower now accounts for 23 per cent of China’s installed generation capacity and the companies that cut their teeth on the Three Gorges project are now the world’s premier dam-builders....
...Learning how to model flow conditions in irrigation canals — the core of his research — led to jobs in the City of London, where he spent seven years building analytical research platforms....
...In many irrigation canals supply has dropped sharply. Some villages are drilling into aquifers....
...This is damaging the very canal system California built to reduce reliance on groundwater, she says, because these waterways depend on gravity for a steady flow and when parts of a canal start sinking it...
...A section of irrigation canal, it turns out, makes a perfect lap pool: 1.5 metres wide and 0.9 metres deep, while a 20-metre length cantilevers out from the building, finishing in a glass wall....
...Nor has it disclosed how much it spends at a Belgian data centre that uses water from an industrial canal....
...Soman, chief agronomist of Jain Irrigation, a drip irrigation company. “There will not be much recovery.”...
...The rills – small formal streams – were effectively irrigation canals that could be flooded as needed to water the four gardens, which were set at a lower level to make the process more effective....
...Then it went bad: the canals were all but obliterated during the Soviet invasion and war of the 1980s. On top of that, the 1990s brought drought....
...Traditionally, Indian farmers with access to canals or their own bore-wells use “flood irrigation”, in which they use pumps to lift water and then send it gushing across their fields....
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