本帖最后由 JoyceAccSG 于 2012-3-31 20:44 编辑 0 [+ p+ N$ c9 L% Y) n' j1 O1 g' u" O2 f* O8 A
Participants around the world turn off their lights to mark Earth Hour 2012 on Saturday, March 31. 9 A: S5 j! v- {( E# B# B) w) e1 U0 d; W" V: D d9 E' d5 O$ X9 U
Local time 8:30pm