 In 1999, Greenpeace led the campaign to push for the passage of Republic Act No.8749, otherwise known as "The Philippine Clean Air Act" which includes an unprecedented national ban against waste incineration.In recognition of the region's vital importance, Greenpeace Southeast Asia was formally established on March 2000 with its head office in Bangkok, Thailand and branch offices in Manila, Philippines and Jakarta, Indonesia --- major cities in the region that are among the most polluted cities in the world today.