What is Lava? Hawaiian Volcanoes Molten Lava Flow

Video footage shows rivers of molten lava flowing to the sea. The difference between magma and lava is explained along with scenes showing geologist sampling volcano lava, lava entering Pacific Ocean and volcanic black sand beaches. Hawaii Volcanoes : Kilauea and Mauna Loa are two of the world’s most active volcanoes that continue to build the Big Island of Hawaii.