Q. Carbon or sulfur dioxide emissions trading

For carbon emissions:

Go to World Bank Climate Finance and Initiatives.

Go to Carbon Market Data. The  World Carbon Market Database and the European Union Emissions Trading System EU ETS Company Database are free (registration required).

Go to International Emissions Trading Association.

Go to European Energy Exchange.

See also the Carbon Disclosure Project.


For sulfur dioxide emissions:

Go to EPA Auction of SO2 Allowances.