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QAQORTOQ, GREENLAND - JULY 30: Calved icebergs from the nearby Twin Glaciers are seen floating on the water on July 30, 2013 in Qaqortoq, Greenland. Boats are a crucial mode of transportation in the country that has few roads. As cities like Miami, New York and other vulnerable spots around the world strategize about how to respond to climate change, many Greenlanders simply do what theyve always done: adapt. 'Were used to change, said Greenlander Pilu Neilsen. 'We learn to adapt to whatever comes. If all the glaciers melt, well just get more land. (Photo by Joe Raedle/Getty Images)
QAQORTOQ, GREENLAND - JULY 30: Calved icebergs from the nearby Twin Glaciers are seen floating on the water on July 30, 2013 in Qaqortoq, Greenland. Boats are a crucial mode of transportation in the country that has few roads. As cities like Miami, New York and other vulnerable spots around the world strategize about how to respond to climate change, many Greenlanders simply do what theyve always done: adapt. 'Were used to change, said Greenlander Pilu Neilsen. 'We learn to adapt to whatever comes. If all the glaciers melt, well just get more land. (Photo by Joe Raedle/Getty Images)

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Presidential candidates and climate change

With so many people in the race for 2016, the candidates' opinions on climate change span the entire spectrum.

Presidential candidates and climate change

With so many people in the race for 2016, the candidates' opinions on climate change span the entire spectrum.