Governments must craft a global pact that promotes a carbon tax and prices goods based on ecological costs, politicians and UN panelists urged Monday.

Former Swiss President Micheline Calmy-Rey said the planet is living beyond its means and needs a "sustainable" economy that better manages natural resources for its 7 billion inhabitants, while promoting human rights, equality and an end to poverty.

Read more: http://www.ctv.ca/CTVNews/SciTech/20120206/eu-un-energy-revolution-12020...