The impacts described above assume that the force structure in place today will be adequate throughout the greenhouse gas reduction period.

CENTERFORSECURITYPOLICY: Center For Security Policy

The major reason for such a small reduction of that period, according to the IEA, was the resurgence of coal.

BBC: Green energy on the back foot after carbon trading blow

"The government will respond to its recommendations in due course but agrees that there should be a substantial reduction in the period after which official papers should generally be released to the public, " he said.

BBC: Secret papers face faster release