He added that a number of campaigners were calling on policymakers and politicians to switch from a target-based policy to schemes that focused on carbon budgets.

BBC: EU 'half way to 2020 emissions target'

The Energy Secretary Chris Huhne is before the Environmental Audit Committee, talking about Carbon Budgets, and Work and Pensions Minister Maria Miller will be giving evident to the Work and Pensions Committee on the new Child Maintenance and Enforcement Commission - the replacement for the now defunct Child Support Agency.

BBC: Viewing guide: What's on in Parliament in coming week

"The industry needs to have a price of carbon, " says Rostand, that companies can factor into their budgets.

FORBES: Energy