Calif. CO2 permits sell at auction for $12.22, less than expected

Details:
SAN FRANCISCO, Aug 21 (Reuters) - California's largest greenhouse gas-emitting businesses paid $12.22 per metric tonne (1.1 tons) for the right to release carbon this year, lower than expected and down almost 13 percent from the previous sale in May, the state said on Wednesday. Read More

Global Clean Energy Corporation