Grist: We invite you to comment on our page, but we ask that you be courteous and cite credible sources when sharing information.
Thats the disclaimer posted atop NASAs Global Climate Change Facebook page. And judging from the normally staid government agencys response to a handful of climate change deniers who ran amok this week under a post by media personality Bill Nye, they mean it.
Nye, known as the Science Guy, shared a story on NASAs page Monday about a climate change denier who refused...