This is. Thai country is 1 in 192 countries around the world have signed a Convention on biological diversity, the framework Convention is the most important issue in the Summit on environment and development (United Nations Conference on Environment and Development-UNCED) when at 2535 (1992) Rio de Janeiro, Brazil, which is the first world-level meetings that begin as natural resources and environment matters and as a meeting place for people around the world generally recognized that development and economic growth can destroy the natural resources and the environment are not expected.