Belarusian National Library taken after most of the lights are turned off during the worldwide Earth Hour, a global campaign to highlight the threat of
Belarusian National Library taken after most of the lights are turned off during the worldwide Earth Hour, a global campaign to highlight the threat of climate change, in Minsk, Belarus, Saturday, March 23, 2013. Earth Hour was marked worldwide at 8.30 p.m. local time and is a global call to turn off lights for 60 minutes in a bid to highlight the global climate change. Monument of Belarusian enlightener Frantsysk Skorina is on left. ((AP Photo/Sergei Grits) )