Are polar bears too polarizing?
Engelhaupt
Erika
E
D000818:Animals; D002245:Carbon Dioxide / Q000032:analysis; D002980:Climate; D003247:Conservation of Natural Resources; D053476:Extinction, Biological; D017752:Greenhouse Effect; D011050:Policy Making; D011639:Public Opinion; D013997:Time Factors; D001503:Ursidae
D002245:Carbon Dioxide