Nitrogen feeds billions of people, but relies on cheap fossil, damages soils, pollutes water with runnoff and only about 20% actually gets picked up by plant root hairs

On Sat, Dec 7, 2013 at 12:33 PM, dave andrews wrote: Bbc r4 on the above pointed out how the  haber process generated nitrogen feeds billions of people, but relies on cheap fossil, damages soils, pollutes water with runnoff and only about 20% actually gets picked up by plant root hairs, the rest washing away/off_gassing.  […]

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Papers in Energy Policy from Mark Delucchi and Mark Jacobson, Stanford / California University USA – 100% renewable energy at reasonable prices and timescales

Mark Jacobson and Mark Delucchi recently published two papers in Energy Policy expanding upon our article on 100% wind, water, and solar power for the world, published in Scientific American in November 2009. I am attaching corrected in-press proofs of the articles. Mark and I continue to work on various aspects of this, so we […]

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Engine Failure & Condition Assessment

Gas / diesel internal combustion engine, generator set, marine engine failure and condition assessment expertise Believe it or not there are specialists who know about why engines fail and who are hired by disgruntled purchasers, insurance loss adjusters, and often disgruntled engine suppliers. Engines can cost up to £40million for a large marine engine, or […]

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a regular up to date source of hard info on renewable energy- Renew

Need a regular up to date source of hard info on renewable energy? Renew is a 36 page newsletter on renewable energy developments and policy which has been produced  by Open University Professor Dave Elliott without a break bi-monthly since 1979. It’s widely seen as a reliable and up to date source of information, news […]

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POST NOW FILLED. PhD Studentship to Develop Biogas Fermentation Process Control. Applications are invited for an exciting 3 year studentship

POST NOW FILLED Applications are invited for an exciting 3 year studentship to develop biogas fermentation technology. A new company is being set up to commercially exploit anaerobic digestion technology. As part of this work the company is working with North Wyke Research and Exeter University. The group is looking for an enthusiastic Engineer / […]

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