Here is some interesting reading material...

Sierra Club of Canada

An article on renewable energy sources.

SESCI - Solar Energy Society of Canada

Society of Ecological Restoration
International Headquaters
Ontario Chapter

Ecosperic Ethics
"An anthology of ecological, philosophical, spiritual,
economic and cultural articles, editorials and reviews
exploring the values of the planetary Ecosphere,
its ecosystems, communities and wild species -
as the natural and time-tested source of a new and compelling
"Earth Ethic" for humanity." 

Oikos: Green Building Source

An article on the dangers of PVC's as building materials:

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