UPDATE 1-California carbon permits fetch $12.29/tonne at auction - state
May 28, 2015 at 16:22 PM EDT
SAN FRANCISCO, May 28 (Reuters) - California carbon permits covering emissions this year sold for$12.29 a tonne at the cap-and-trade program's May auction, up 8 cents from what they fetched at the previous auction in February, the program's regulators said on Thursday.
