Venture into the danger zone of two volcanic craters posing widely divergent threats. Hawaii's Kilauea is a shield volcano that threatens communities with its slow-but-relentless lava flow, while the Sumatran Sinabung is a stratovolcano delivering carnage via a sudden and explosive surge of superheated gas and rock.
Coral reefs are not just beautiful, they are also home to over a quarter of all marine life and are crucial to human societies around the globe. But as the climate changes and oceanic heat waves become commonplace, corals are bleaching and reefs are dying off. Now, marine biologists from across the world are teaming up to counteract this catastrophe with a technique called assisted evolution. Follow scientists as they attempt to crossbreed heat-resistant corals, and even transplant corals’ algae, in a race to save the coral reefs from extinction
Science in Antarctica will shut down for the winter. Scott Base has plenty of logistics to manage in order to send teams out to finish their missions for the season. The USS Coast Guard crew is challenged by their aging ship as they try to finish cutting a channel in the ice before they escort the ship in. The Mt. Erebus team struggles to salvage as much data as they can before they go home.