Saudis light candles to mark Earth Hour at the Ritz Carlton in Riyadh

Saudis light candles to mark Earth Hour at the Ritz Carlton in Riyadh

Saudis light candles to mark Earth Hour at the Ritz Carlton in Riyadh, March 23, 2013. Earth Hour, when everyone around the world is asked to turn off the lights for an hour from 8.30pm local time, is meant as a show of support for tougher actions to combat climate change. REUTERS/Stringer (SAUDI ARABIA – Tags: SOCIETY ENERGY)