0.0004 DEGREES CELSIUS - THE AMOUNT THE UK HAS REDUCED SURFACE TEMPERATURE

Here is a very good piece calculating the effectiveness of the UK's climate change policy, using the IPCC figures to do it. The result is in the headline, a saving of 0.0004 degrees Celsius. An amount so immeasurable that it clearly demonstrates that the policy is not just a failure, but utterly pointless. And that is for a cost of £100 billion.