Whither cellulosic ethanol?

We are … biotechnologists, as well as chemical engineers and have successful processes going today… Our carefully considered view, for which we will be happy to provide abundant evidence is that severe barriers remain to ethanol from lignocellulose. The barriers look as daunting as they did 30 years ago.
(The latest salvo in the Khosla-TOD debate about biofuels.)

Water – Aug 16

Billions face water shortages, crisis looms: agency /
Cost of water shortage: civil unrest, mass migration and economic collapse / Rich countries like poor face water crisis

Oil industry – Aug 15

IEA leaves 06 world oil demand outlook unchanged at 84.8M B/D / The life of an oil reservoir / Oil’s dirty laundry (state oil companies) / BP nearly halving diameter of Prudhoe Bay pipeline? / Revised plan fails to lift clouds over Prudhoe Bay or BP