Guardian: Do many environmentalists hold anti-scientific positions? This idea, put forward by environmental journalist Fred Pearce and others, may have received some pushback (eg Anne Chapman earlier in this series but for me, it is merely a statement of the obvious. Consider that great scientific battleground of the early 21st century: embryonic stem cell research. Here is an issue where too many greens hold views indistinguishable from those of the Vatican. Greenpeace brought and won a lawsuit against the...