Polar bear cub going live to save sea ice 27 Feb 2012 Officials at Denmark's Scandinavian Wildlife Park said Siku the polar bear cub would have an important burden to shoulder. "Siku is going to be an ambassador for polar bears, for global warming," park director Frank Vigh-Larsen said in December. Siku's official first day on the job was Monday, International Polar Bear Day. "We"re launching the Siku Cam on International Polar Bear Day, which is a day of action on climate change," Robert Buchanan, president and CEO of Polar Bears International, said in a press release. "Our goal with the Siku Cam is for people to fall in love with this little cub and become inspired to reduce their carbon footprint to help save arctic sea ice."