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1a. Chris Turner on the environmental benefits of high speed rail
b"This week on CKUA's Green Energy Futures we talk to Chris Turner, author of The Leap about how Spain went from having one of Europe's worst rail systems to one of the best and the effect it had on their carbon footprint. See blog, video and photos: http://www.greenenergyfutures.ca/episode/01/author-chris-turner-taking-green-energy-leap"