Conversations About Landscape: Marine Mammals at the Poles: Sentinels for Climate Change

As global temperatures slowly rise, ice caps at the north and south poles are melting. This is bad news for walruses, Weddell seals, and other animals that live on the ice. Whale species that frequent the Arctic Ocean are beginning to change their migration patterns. Join a conversation about how research on marine mammals reveals the effects of climate change on Earth's ecosystems.