Climate change science, not hype
Last week, NASA announced that 97% of Greenland's vast ice sheet had undergone at least some surface melting this summer, compared with a normal melt area of about 50%. The 2012 figure, said the headline on the space agency's press release, was "unprecedented."
That's a powerful word in any context, but it's especially so when you're talking about the politically charged topic of climate change. If the melting was unprecedented, it would reinforce the idea that scientists are right about the dangers of human-generated greenhouse gases, and at the same time make it harder for skeptics to take potshots at the science.… Seguir leyendo »