Native Alaskans Feel the Heat of Global Warming

Native Alaskans have seen many changes in the last century. Many have been converted by Christian missionaries. Their hand-made canoes have been replaced by motorboats. And their meager existence has been supplemented by government assistance. Despite these outside influences, Alaskans have been able to maintain reliance on their traditional way of life. But that could soon change. As VOA's Brian Padden reports, conditions attributed to global warming are now threatening the environment itself.