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This film begins with phenomena linked to climate change and then examines how Earth’s temperature is controlled, how we know it is changing, and how the current changes compare to those over the last 800,000 years.

This animation illustrates the main stages of the water cycle in Gorongosa National Park, an ecosystem that experiences both wet and dry seasons.

This video provides an overview of the types of genes that, when mutated, can lead to the development of cancer.

This animation provides an overview of the greenhouse effect, a process that warms the atmosphere and surface of Earth.

This animation explores how carbon enters the atmosphere and can be removed through a series of chemical reactions.

This film explores how gene duplications and mutations have led to remarkable physiological adaptations in Antarctic fish.

This animation shows how a mutation that allows adult humans to digest milk can be lost or spread under different circumstances.

This animation shows how mutations can arise when DNA is damaged.

This animation explores the genetic causes and biological effects of sickle cell disease.

This animation shows how a genetically modified virus can be used to destroy cancer cells.

This animation shows how mistakes made during DNA replication are repaired by the cell.