In a report to parliament the Committee on Climate Change says good progress has been made on electricity market reform and renewables investment. Wind capacity has increased from 3GW in 2008 to 11GW in 2013 and there is a strong project pipeline.

“However, this pipeline is at risk given uncertainty about ongoing political support for further investment,” says the committee.

For example, it claims that a failure to invest in onshore wind is a “departure from the cost-effective path” that will result in higher energy bills.

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