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Paul Brent

CO2-based refrigeration
Cleantech/Energy/Food/Winter 2013

Tech Savvy: Sobeys

by Paul Brent

Supermarkets are major-league energy hogs. Besides the obvious need for lighting, huge areas need to be heated and cooled for customer comfort

Roger Gagne
Climate Crisis/Winter 2013

Carbon tax crusader

by Paul Brent

Almost by accident, Roger Gagne became an advocate for a carbon tax in Canada. Several months ago the Alberta native began writing

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