Study directly links greenhouse gas emissions with polar bear decline, UW professor says

Greenhouse Gasses – sciencesprings

CQ Researcher - Geoengineering Solutions

Scientists say they've found a direct link between planet-warming pollution and polar bear survival

For threatened polar bears, the climate change diet is a losing proposition

Study Quantifies Impact of Greenhouse Gas Emissions on Polar Bears

Polar Bears: On Thin Ice? Extinction Can Be Averted, Scientists Say

Constantine Alexander's Journal: March 2015

Andy Fraass - Time Scavengers

Polar bears and climate change: What does the science say?

Not “if” but “when”: Polar Bears could disappear from most of the Arctic in eighty years. – The Ice Blog