BBC: Governments are likely to be warned next week that a "dash for gas" will not solve climate change.
The chancellor and prime minister have promoted gas as a clean option for powering the UK.
But a draft report for the United Nation's third panel on climate change says gas cannot provide a long-term solution to stabilising climate change.
Gas is only worthwhile if it is used to substitute a dirty coal plant - and then only for a short period, it says.
Instead the world should be trebling...