Nearctic realm represented by the Madrean Region. Although North America and South America are presently joined by the Isthmus of Panama, these continents were separated for about 180 million years, and evolved very different plant and animal lineages. When the ancient supercontinent of Pangaea split into two about 180 million years ago, North America remained joined to Eurasia as part of the supercontinent of Laurasia, while South America was part of the supercontinent of Gondwana. North America later split from Eurasia. North America has been joined by land bridges to both Asia and South America since then, which allowed an exchange of
Association for Equal and Fair Trade Pangaea and lectures are given through the participation in forums, social acts and congresses. Association for Equal and Fair Trade Pangaea The Association for Equal and Fair Trade Pangaea (Spanish: "Asociación para el Comercio Justo y Solidario Pangea") is a secular human development non-governmental organization best known for its work on fair trade and Food sovereignty. It was founded in 1995 by a group of former volunteers looking for a new way to spread their views on fair trade, responsible consumption and social action in Santiago de Compostela and Galicia." It is governed in a participative and democratic way by its