On the blue tears of the Arctic

Melt ponds in Greenland. Photo credit: NASA Earth Observatory image by Jesse Allen and Robert Simmon, using EO-1 ALI data from the NASA EO-1 team.
Melt ponds in Greenland. Photo credit: NASA Earth Observatory image by Jesse Allen and Robert Simmon, using EO-1 ALI data from the NASA EO-1 team.

Scattered like saphhire jewels along the glacial coasts, these cobalt-blue melt ponds are beautiful heralds of the melting season in Greenland. What’s to worry about? They’re forming earlier, and faster.  Continue reading “On the blue tears of the Arctic”