A bioregion is a geographical area, on land or at sea, defined not by administrative boundaries but by distinct characteristics such as plant and animal...

The Cascadia bioregion is the Pacific Northwest as defined through the watersheds of the Columbia, Fraser and Snake Rivers, as defined through the geology...

are organized around naturally defined areas called bioregions, similar to ecoregions. Bioregions are defined through physical and environmental features...

movement is a bioregional independence movement based in the Cascadia bioregion of western North America. Potential boundaries differ, with some drawn...

Neotropical realm. The World Wildlife Fund (WWF) divides the Nearctic into four bioregions, defined as "geographic clusters of ecoregions that may span several habitat...

The Indian subcontinent is a physiographical region in Southern Asia, mostly situated on the Indian Plate, projecting southwards into the Indian Ocean...

is one of the primary symbols and an unofficial flag of the Cascadia bioregion, which roughly encompasses the U.S. states of Oregon and Washington, the...

The Greater Toronto Bioregion represents a unique ecosystem that co-exists with the urban sprawl of the Greater Toronto Area. It is also part of the Oak...

Australian bioregion located in Western Australia. It has an area of 180,752.57 square kilometres (69,788.96 sq mi). Together with Murchison bioregion to the...

The Caribbean bioregion is a biogeographic region that includes the islands of the Caribbean Sea and nearby Atlantic islands, which share a fauna, flora...