Monday, August 26, 2013

Japan seeds clouds to boost Tokyo rain

Terra Daily via AFP: Japanese scientists have fired cloud seeding equipment to help top up reservoirs serving the 35 million people of greater Tokyo, officials said Friday, amid a sweltering summer dry spell.

Months of below normal rainfall and soaring temperatures have left supplies around 60 percent of the average for the time of year, sparking calls to economise on water in the heaving Japanese capital.

Using a piece of equipment nearly half a century old, the Bureau of Waterworks sent a plume of silver iodide up through a chimney over an area outside of Tokyo, an official told AFP.

Around 17.5 millimetres (two thirds of an inch) of rain was recorded over the following two hours, the Asahi Shimbun reported.

"It's difficult to judge whether the machine was direct cause of the rain, but we'd like to think that the run was effective," the official said....

Tokyo's skyline, shot by by Ningyou, public domain

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