[Are warmth and CO2 bad for plants?]: Global warming threatens plant diversity | Science Codex

Dr. Jan Henning Sommer of Bonn University´s Nees Institute for Biodiversity of Plants asserts, "climate change could bring great confusion to the existing pattern of plant diversity, with scarcely predictable consequences for our ecosystems and mankind".

- Bishop Hill blog - More peer review gatekeeping

Icecap has an interesting new article by three sceptic scientists - John McLean, Chris de Freitas and Bob Carter - describing the successful attempts to deny them a right of reply in the peer-reviewed literature.

The practice of editorial rejection of the authors’ response to criticism is unprecedented in our experience. It is surprising because it amounts to the editorial usurping of the right of authors to defend their paper and deprives readers from hearing all sides of a scientific discussion before they make up their own minds on an issue. It is declaring that the journal editor - or the reviewers to whom he defers - will decide if authors can defend papers that have already been positively reviewed and been published by that same journal. Such an attitude is the antithesis of productive scientific discussion.

Budget 2010: Invest in Boris Johnson's green policies | Comment is free | guardian.co.uk

In his election manifesto, Johnson committed to the target of a 60% reduction in CO2 emissions by 2025 set by his predecessor. He has estimated that around £60bn needs to be invested in carbon reduction measures over the next 15 years to reach this target.