Guardian: Intergovernmental Panel on Climate Change (IPCC) IPCC vice-chair: Attacks on climate science echo tobacco industry tactics Jean-Pascal van Ypersele says rows over ‘climategate’ emails and Himalayan glaciers were organised to undermine Copenhagen summit The attacks on climate science that were made ahead of the Copenhagen climate change summit were “organised” to undermine efforts to tackle global warming and mirror the earlier tactics of the tobacco industry, according to the vice-chair of…