Globe and Mail: Two months before it even begins, hopes are already fading that the next UN conference on climate change, to be held in Cancun, will result in any tangible agreement. World leaders seem committed to replicate the failures of Copenhagen, relying on a single large conference to get agreement, rather than reconsidering their whole approach to negotiations, and considering alternative approaches to keeping the planet in balance. Look at the recent history of the world’s resources, and you …