Thursday, February 07, 2008

N of the affair

Paul Ehrlich draws attention to Nitrogen pollution stomps on biodiversity, a Nature news report which says that the long-term effects of low-level pollution may have been underestimated.

Meanwhile, studies in Science here and here conclude that almost all biofuels have a negative net impact and tat land use change has been left out of analysis of the costs and benefits (NYT report here).

No comments: