Alien Invaders: Invasive Species and the Threat to Biodiversity VHS
PRODUCT DETAILS
What is today’s greatest threat to biodiversity? The answer is “alien invaders!” Across the nation, plants and animals such as knapweed, kudzu, oatgrass, bullfrogs, and big mouth bass are taking over and replacing native species and ecosystems at an alarmingly rapid rate. Some scientists project that one in every three plant species in the United States is threatened with eventual extinction. This eye-opening video explains the problem and its possible solutions through a compelling futuristic drama packed with solid scientific information. Viewers learn how species invasions occur, about their impact and control, and how citizens at the local level can make a difference. Comes with a study guide including review questions, suggested activities, bibliographic and internet resources and vocabulary lists. 30 minutes. Grade 6 to adult.
