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November 16, 2009
How things work: Canada’s oil sands
With the topic of peak global oil production moving more into the mainstream, you have perhaps heard of the Canadian oil sands. There, huge tracts of remote forested land are strip-mined to obtain a type of thick crude oil called bitumen. more…
October 5, 2009
Ocean energy making waves
If humanity is going to move away from fossil fuels, then a new range of renewable energy options from the ocean will have to be tapped.
more…
August 31, 2009
Red hot power
What is the hottest green energy? Coming from deep within the earth’s core, geothermal power has been used for cooking, bathing and keeping warm since Roman times. Today, it is a promising clean energy option, and there are many who hope it can further lessen the use of fossil fuels in the near future. more…