ISLE OF MAN, UK--(Marketwire - October 5, 2009) -

Press Release
5 October 2009

                          CLIMATE EXCHANGE PLC

        Monthly Trading Update for the European Climate Exchange,
the Chicago Climate Exchange and the Chicago Climate Futures Exchange

Climate Exchange plc, below outlines the trading volumes for the month
of September 2009 for the European Climate Exchange (ECX), the Chicago
Climate Exchange (CCX) and the Chicago Climate Futures Exchange (CCFE).

Market Highlights

-    ECX volumes increased 63% over September 2008 with average daily
     volumes of 19,600 contracts traded.
-    ECX T+1 contracts volumes exceeded 400 contracts per day on
     average accounting for nearly 20% of the total exchange spot
-    EUAs and CERs are now accepted by ICE Clear Europe as collateral
     for ICE Futures Europe oil and energy contracts.
-    CCFE had a record month with 203,794 contracts traded; a 16%
     increase over the previous record of 176,023 contracts set in June
-    CCFE's RGGI contracts had a record month with 137,737 contracts
     traded; a 1% increase over the previous record of 135,988 set in
     June 2009.
-    CCFE's SFI contracts had a record month with 53,846 contracts
     traded; a 57% increase over the previous record of 34,303 in August
-    On September 30th, Senators John Kerry and Barbara Boxer
     introduced in the U.S. Senate a draft climate and energy bill,
the"Clean Energy Jobs and American Power Act". Additionally, the U.S.
     Environmental Protection Agency announced a proposed rule for
     regulating greenhouse gas emissions from businesses that emit
     25,000 or more tons annually.
Total ECX Products (Contracts*)

                             2009             2008           Change

September                   434,378         264,863          +64.0%

YTD                        3,873,878       1,876,401        +106.5%

Open Interest               789,076         461,249          +71.1%

*1 contract equal to 1,000 EUAs/CERs

ECX EUA Futures Contract

                             2009             2008           Change

September                  317,450          182,974          +73.5%

YTD                       2,865,350        1,323,359         +116.5%

Open Interest              369,802           228,913          +61.5%

ECX EUA Options Contract

                             2009             2008           Change

September                   26,200           15,315          +71.1%

YTD                        339,589           205,235         +65.5%
Open Interest              203,372           111,195         +82.9%

ECX EUA Daily Futures Contract ('Spot') (launched 13  March 2009)

                             2009             2008           Change

September                   9,024               -               -
YTD                         34,968              -               -

ECX CER Futures Contract (launched 14 March 2008)

                             2009             2008           Change

September                   76,592           61,724           +24.1%
YTD                         557,372         311,007           +79.2%

Open Interest               124,138          87,541           +41.8%

ECX CER Options Contract (launched 16 May 2008)

                             2009             2008           Change

September                   4,910            4,850            +1.2%

YTD                        74,830           36,800           +103.3%

Open Interest              91,764           33,600           +173.1%

ECX CER Daily Futures Contract (Spot) (launched 13 March 2009)

                             2009             2008           Change

September                     202               -               -

YTD                          1,769              -               -

CCX CFI (Contracts)

                             2009             2008           Change

September                   35,597           61,984           -43%

YTD                        362,386          616,310           -41%

CCFE (Contracts)

Total CCFE Products

                             2009             2008           Change

September                   203,794          30,962           558%

YTD                        1,106,819         386,095          187%
Open Interest               137,754          81,096            70%

CCFE SFI and NFI Futures & Options Contracts

                             2009             2008           Change

September                  65,084            21,290           206%
YTD                        447,294          339,637           32%

Open Interest               74,381           61,294           21%

CCFE Carbon Complex including CFI, RGGI, CCAR and CFI-US

                             2009             2008           Change
September                  138,600           9,245           1,399%

YTD                        652,107           40,271          1,519%

Open Interest               56,247           15,251            269%

Other CCFE Products including IFEX

                             2009             2008           Change

September                    110              427             -74%

YTD                         7,048            6,187             14%

Open Interest               7,126            4,551             57%

For breakdown of daily trades, please refer to websites as follows:


Richard Sandor, Executive Chairman of Climate Exchange plc, said:"Momentum
in Washington towards climate legislation continues to pick
up with the introduction of a draft bill in the Senate. We look forward
to sharing the experiences our members have gained, since CCX launched
in 2003, in building the infrastructure of a multi-sector international
carbon cap-and-trade program."

Neil Eckert, Chief Executive Officer of Climate Exchange plc, said:"Futures
and options trading on ECX and CCFE continues at strong levels
as evidenced by the record month on CCFE and continued growth in daily
volumes in Europe."


Richard Sandor, Chairman Climate Exchange plc and     001 312 554 3370
Chairman & CEO Chicago Climate Exchange

Neil Eckert, CEO Climate Exchange plc                 0207 382 7801

Patrick Birley, CEO European Climate Exchange         0207 382 7818

Jonny Franklin-Adams and Simon Law, Fox-Pitt, Kelton  0207 397 8900

Peter Rigby/Alex Parry, Haggie Financial              0207 417 8989 /
                                                      07813 808 738

About Climate Exchange plc

Climate Exchange plc is a holding company whose subsidiaries are
principally engaged in owning, operating and developing exchanges to
facilitate trading in environmental financial instruments including
emissions reduction credits in both voluntary and mandatory markets.
Its three main businesses are the European Climate Exchange (ECX) which
operates the leading derivatives exchange focused on compliance
certificates for the mandatory European Emissions Trading
Scheme, Chicago Climate Exchange (CCX) which operates a voluntary but
contractually binding cap and trade system for greenhouse gas emissions
in the U.S., and the Chicago Climate Futures Exchange (CCFE) the
leading U.S. regulated environmental products exchange whose contracts
include mandatory U.S. emissions such as SO2 , NOx and RGGI CO2.

About European Climate Exchange

The European Climate Exchange (ECX) manages product development and
marketing of futures, options and spot contracts based on CO2 EU
allowances (EUAs) traded under the EU Emissions Trading Scheme and
Certified Emission Reductions (CERs) issued under the Kyoto Protocol.

ECX contracts are listed and traded on the ICE Futures electronic
platform, offering a central marketplace for emissions
trading alongside other energy commodities with standardised
contracts and clearing guarantees. ECX/ ICE Futures is the most
liquid Exchange for carbon derivatives trading. More
than 100 businesses have signed up for direct membership to trade ECX
products. In addition, several thousand ICE clients can access the
market via banks and brokers.

About Chicago Climate Exchange, Inc. and Chicago Climate Futures

Chicago Climate Exchange (CCX) is a financial services business whose
objectives are to apply financial innovation and incentives to advance
social, environmental and economic goals. CCX is the world's first and
North America's only contractually binding rules-based greenhouse gas
emissions allowance trading system, as well as the world's only global
system for emissions trading based on all six greenhouse gases. CCX
members are leaders in greenhouse gas management and represent all
sectors of the global economy, as well as public sector innovators.
Greenhouse gas emission reductions achieved through CCX are the only
reductions in North America being achieved through a legally binding
compliance regime. Independent third party verification is provided by
FINRA. For a full list of CCX members, daily prices and other Exchange
information please see the CCX website.

The Chicago Climate Futures Exchange (CCFE), a wholly owned subsidiary
of the Chicago Climate Exchange, is a CFTC designated contract market
which offers standardized and cleared futures contracts on emission
allowances and other environmental products. Clearing services are
provided by The Clearing Corporation. Market surveillance services are
provided by the National Futures Association, the industry wide,
self-regulatory organization for the U.S. futures industry.

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