Why Were Polar Bears Put On Threatened Species List?

Their numbers are shrinking
1% (55 votes)
Arctic sea ice is melting threatening their future
2% (65 votes)
Climate models say Arctic sea ice is melting threatening their future
1% (49 votes)
Environmentalists want to use this issue to advance CO2 emissions policies
62% (2290 votes)
3 and 4
23% (866 votes)
None of the above
10% (389 votes)
Total votes: 3714