US-Canada emissions scheme sets start date

The Western Climate Initiative (WCI), a regional emissions trading partnership between 11 western US states and Canadian provinces, will begin trading in 2012. The proposed cap-and-trade system will cover emissions from power and industrial plants, energy supply, transportation, agriculture, forestry and waste management.

The initiative will initially focus on trading greenhouse gas emissions, including nitrogen dioxide (NO2), carbon dioxide (CO2) and methane (CH4) but could potentially trade sul