High Quality Content by WIKIPEDIA articles! The Yellowstone to Yukon Conservation Initiative or Y2Y is a joint Canada-US charitable organization that seeks to preserve and maintain the wildlife, native plants , wilderness and natural process of the mountain ecosystem from Yellowstone National Park to the Yukon. Y2Y works with local communities, through education and stewardship programs, to encourage conservation of the area. Y2Y takes a scientific approach to conservation and has been named by the IUCN-World Conservation Union as one of the planet’s leading mountain conservation initiatives.