BBC: A report by campaign groups has warned that burning biomass (such as wood) in power stations may hinder attempts to tackle climate change.
Biomass is expected to contribute about third of the UK’s mandatory EU target for renewable energy by 2020.
It’s described by the Committee on Climate Change as an economic means of low-carbon power.
But the report warns it will take too long for trees to re-absorb the carbon emitted by burning wood.
It also expresses concerns over the scale of the…

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