These southernmost areas are not only where we live but also where many of our most threatened ecosystems occur and where many rare species in Canada eke out their existence. These threatened ecosystems include such places as the Garry oak habitats on southern Vancouver Island, the south Okanagan of B.C., the prairie grasslands, the remnant prairies of southern Ontario, and the Atlantic coastal plains of Nova Scotia.
Je cite, parmi les écosystèmes menacés, l'habitat de chênes de Garry, dans la partie sud de l'île de Vancouver, le sud de l'Okanagan, les prairies herbeuses vallonnées, ce qui reste de prairies dans le sud de l'Ontario, et les plaines côtières de la Nouvelle-Écosse.