How to replace your fluo tubes

http://www.treehugger.com/energy-efficiency/looks-fluorescent-tube-its-actually-41-more-efficient-led-lamp.html





And more about LED

http://www.nytimes.com/2014/01/23/technology/personaltech/review-the-philips-slimstyle-led-lamp.html?nl=technology&emc=edit_ct_20140123