title: Are polar bears threatened?
authors.forename: Øystein
authors.initials: Ø
authors.lastname: Wiig
mesh_terms: D000818:Animals; D002170:Canada; D003247:Conservation of Natural Resources; D017752:Greenhouse Effect; D006116:Greenland; D011156:Population Density; D011157:Population Dynamics; D001503:Ursidae