There are a number of ways of looking at the World Trade Organization (WTO). It is an organization for trade opening. It is a forum for governments to negotiate trade agreements. It is a place for them to settle trade disputes. It operates a system of trade rules. Essentially, the WTO is a place where member governments try to sort out the trade problems they face with each other. More
The main area of cooperation relates to information exchange and observer status in the WTO Committee on Trade and Environment. More information on trade and the environment here.