Tonight cities around the globe will observe an hour of darkness. My resident young astronomer requests that we do this every night all night.

Here’s the Earth Hour video.

And check out Ole Christian Salomonsen’s gorgeous photography of Norway’s Land of the Northern Lights. With the solar storm cycle expected to peak in 2013, we can expect more of these, the more positive side of solar flares.

Earth Hour 2011
"Earth Hour 2011"
In the Land of the Northern Lights
"In the Land of the Northern Lights" by Ole Christian Salomonsen