Trading volumes at the European Climate Exchange remained strong across all products during October and year to date volumes on the exchange have now surpassed 4 billion tonnes.

It said 108,696 contracts traded on Chicago Climate Futures Exchange in October, a 229% increase over the 32,999 contracts traded in October 2008.

But it said 27,220 contracts traded on the Chicago Climate Exchange in October, representing an 18% decrease from the 33,013 contracts traded during October 2008, as uncertainty of US climate legislation continues to affect the market.

Chief executive Neil Eckert said: "This represents another month of solid progress both at ECX and CCFE.

"We now enter a critical phase where the spotlight will be Carbon markets during the run up to Copenhagen."

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