Jerry Brown says two markets could link up from January next year
EEF's Fergus McReynolds argues the Chancellor's carbon floor price is storing up major problems for UK plc
Analysts say second consecutive annual drop in greenhouse gases is likely to be repeated this year
Government insists package of support measures could offset up to half of the cost of green surcharge on energy bills
Price volatility and credits coming onto the market driving high number of trades, but confidence in Clean Development Mechanism is ebbing away
Shell climate change adviser says Commission should be more 'heavy handed' with industry to scale up carbon capture and storage technology
Study argues retirement of carbon allowances and formation of new management body critical to restore carbon market’s credibility
CO2 permits for 2013 clear $2.91 above floor price, as EU committee again discusses propping up ailing Emissions Trading System
Analysts warn failed auctions are creating a vicious cycle which pushes prices down further
Price of allowances drops to just over €4 as commissioners meet to discuss potential 2030 climate targets