BRUSSELS (Reuters) - What do olives stones shipped from the Mediterranean to Sweden and a wooden bed have in common? They can both count as part of EU efforts to limit the amount of carbon leaking into the atmosphere and, as such, they are hotly contested.
Increasingly, the 27-member bloc, which has sought to lead the fight against global warming, is relying on biomass - covering anything from olive waste to old blackcurrant bushes to trees - to generate heat and power.