While I remain unconvinced that the relatively small amounts of man-made CO2 contribute significantly to climate change, (a belief which seems to me to rely overmuch on weak maths, poor science and too much religion), I have always been in favour of conserving energy and resources
Only logged in subscribers have access to it.
Existing subscriber? LOGIN or
Subscribe for unlimited access to:
Alternatively REGISTER for free access on selected stories and sign up for email alerts