Miss Earth 2012, Alabang, Muntinlupa City, Philippines

Miss Earth is an annual international beauty pageant promoting environmental awareness. Along with Miss Universe and Miss World contests, Miss Earth is one of the three largest beauty pageants in the world in terms of the number of national-level competitions to participate in the world finals and one of the most publicized beauty contests in the world.
The reigning titleholders dedicate their year to promote specific projects and often address issues concerning the environment and other global issues through school tours, tree planting activities, street campaigns, coastal clean ups, speaking engagements, shopping mall tours, media guesting, environmental fair, storytelling programs, eco-fashion shows, and other environmental activities.
The Miss Earth winner is the spokesperson for the Miss Earth Foundation, the United Nations Environment Programme (UNEP) and other environmental organizations. The Miss Earth Foundation also works with the environmental departments and ministries of participating countries, various private sectors and corporations, as well as Greenpeace and the World Wildlife Foundation (WWF).
The current Miss Earth titleholder is Olga Álava of Ecuador who was crowned on December 3, 2011.