21st Century Tech Blog

For the last two weeks here in Toronto the temperature has been abnormally warm. Today, March 19, 2012, we will see late May, early June daytime high temperatures. This is the second winter in the last three to produce a winter that by Toronto standards can only be called balmy. Which brings me to the topic at hand – the warming of our northerly extremes and the potential release of methane bound up in permafrost.

In a proposal to British parliamentarians in the last week, Stephen Salter, an engineer at Edinburgh University, proposed constructing 100 towers for pumping seawater into the atmosphere to create clouds to reflect solar energy into space and cool the Arctic.

With Arctic Sea ice melts increasing each year saltwater temperatures in the north are rising rapidly. Dr. Slater noted that in 2007 the water off the northern Siberian coast warmed to 5 degrees Celsius (41…

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