Guardian: Carbon offsetting EU plans to clamp down on carbon trading scam Chinese chemical companies’ use of offsets has a ‘total lack of environmental integrity’, says Connie Hedegaard The European commission is planning to clamp down on a £1.6bn carbon trading scam. The use of carbon permits from industrial gas projects in China could be banned because of their “total lack of environmental integrity”, the climate change commissioner, Connie Hedegaard, has told the …