‘Republican New Jersey governor and presidential hopeful Chris Christie briefly made news last week when he said that global warming is real and that \u00e2\u20ac\u0153human activity contributes to it.\u00e2\u20ac\u009d<\/p>\n
Yet as a whole, climate change has yet to emerge as a major issue in U.S. presidential elections, which is consistent with the recent history.’<\/p>\n