Irish Examiner: FEARS that eurosceptic Czech president Vaclav Klaus, who denies the science behind global warming, would chair the EU-US summit were allayed ahead of Sunday’s meeting where climate change will be one of the main topics. Instead Czech prime minister Mirek Topolanek will assume the role. Energy security and climate change are about the only topics left for EU leaders to discuss with US President Barack Obama at their summit in Prague, as most of the other issues will have been …