Guardian: If they can actually do it, the government’s pledge to cut global warming emissions by one third in just over a decade should transform the way the UK economy works. However, critics warned that the cuts would still not be enough to avoid dangerous climate change, and warned that other spending pledges were not nearly enough to meet the target. Darling has now promised to cut greenhouse gases by 34% by 2020 through so-called carbon budgets, which fix binding limits on …