Tsunami, catastrophic ocean wave usually caused by a submarine earthquake, by a landslide, or by a volcanic eruption. In deep water it travels as fast as 800 km (500 miles) per hour, with enormous wavelengths of more than 500 km (310 miles) but small wave amplitudes of about 30 to 60 cm (1 to 2 feet).
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Treated Wastewater Is a Growing Source of Irrigation in Chile s Arid North – Sri Lanka Guardian slguardian.org - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from slguardian.org Daily Mail and Mail on Sunday newspapers.
The reuse of treated wastewater in vulnerable rural areas of Chile's arid north is emerging as a new resource for the inhabitants of this long, narrow South American country.The Coquimbo region, j
Treated Wastewater Is a Growing Source of Irrigation in Chile s Arid North - Chile reliefweb.int - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from reliefweb.int Daily Mail and Mail on Sunday newspapers.