BBC: Recent controversies over scientific data have not undermined efforts to tackle global warming, Climate Change Secretary Ed Miliband has insisted. Among the controversies are claims that some leading scientists exaggerated the melting of the Himalayan glaciers. Mr Miliband told the BBC it would be “profoundly irresponsible” to use one “mistake” as an excuse not to act. He added it did not “undermine decades of climate research” and the “majority of scientists say …