25/08/2010» Letter: water use need not stall desert solar power

26/05/2010» Letter - Time to get serious with the EU Emission Trading Scheme

13/05/2010» Letter: Making a solar water heater from plastic bottles

22/04/2010» Letter: We're upfront about organic farming's yields in the UK

14/04/2010» Letter: 'Have we got it right on meat and greenhouse gas emissions?'

09/04/2010» Letter: grazing pasture is a net carbon sink

17/02/2010» Letter: Desert solar power could scale up easily

04/02/2010» Letter: why are you promoting beef?

03/02/2010» Letter: Fred Pearce is in a muddle about population

20/01/2010» Letter: A market for tigers

19/01/2010» Letter: we still believe that chewing gum is safe

17/12/2009» Poem: "I suppose it must snow"

17/12/2009» Letter: A Low-Tech, International Solution That Can Integrate All Sectors

07/12/2009» Letter: shame on the Ecologist for joining climategate melee

25/11/2009» Letter: remember, it's reduce, reuse, THEN recycle

25/11/2009» Letter: a sonnet to Teddy Goldsmith

18/11/2009» Letter: be careful with the term 'pesticide'

06/11/2009» Letter: everybody should see 'The Cove'

30/10/2009» Letter: everyone suffers from new nuclear

26/10/2009» Letter: can we trust the FSC?

22/10/2009» Letters to the editor