In this new 2021 high-definition program, learn all about tropical rainforests. How do tropical rainforests remove carbon dioxide from the air and keep the planet cool? Why do scientists refer to the tropical rainforests as the world's medicine chest? Why are there so many plants and animals in these rainforests? Why is it important to help conservationists preserve the tropical rainforests and reduce deforestation? The answers to these questions and more are explored in depth with detailed graphics, diagrams and exciting video. On-screen, multiple-choice reviews at the end of each segment reinforce important concepts and make learning fun.