Interesting links

Polish Ministry of Environment 
http://www.mos.gov.pl/

Polish National Emissions Registry
https://rejestr.kashue.pl/

Polish Ministry of Economy
http://www.mg.gov.pl/English

Polish Energy Regulatory Office
http://www.ure.gov.pl/

European Commission – European Emissions Trading Scheme (EU ETS)
http://ec.europa.eu/environment/climat/emission/citl_en.htm

Community Transaction Log
http://ec.europa.eu/environment/ets/

United Nations Framework Convention on Climate Change (UNFCCC)
 http://unfccc.int/

International Emissions Trading Association (IETA)
http://www.ieta.org/

European Climate Exchange (ECX)
http://www.ecx.eu/

BlueNext
http://www.bluenext.eu/

European Energy Exchange (EEX)
http://www.eex.com/en

Nord Pool
http://www.nordpool.com/en/