PETA (People for the Ethical Treatment of Animals) activists, from left, American national Istara Bon Gundry, Filipino Katrina Lugartos and Canadian Ashley Fruno, clad partly with fresh lettuce, hold placards as they protest at a square in Manila, Philippines, Friday April 18, 2008. The activists, protesting ahead of the global celebration of Earth Day next week, alleged in their statement that 'meat production has a devastating impact on the environment' and urged people to go vegetarian instead. [Agencies]