The World Bank just published a new report on the trends of carbon trading.
The World Bank -Carbon Finance Unit: he carbon market grew in value to an estimated US$30 billion in 2006 (€23 billion), three times greater than the previous year. The market was dominated by the sale and re-sale of European Union Allowances (EUAs) at a value of nearly $25 billion under the EU ETS (€19 billion). Project-based activities primarily through the Clean Development Mechanism (CDM) and Joint Implementation (JI) grew sharply to a value of about US$5 billion in 2006 (€3.8 billion). The voluntary market for reductions by corporations and individuals also grew strongly to an estimated US$100 million in 2006 (€80 million). Both, the Chicago Climate Exchange (CCX) and the New South Wales Market (NSW) saw record volumes and values traded in 2006.