Download the full show by clicking the button below. You can also request a copy of the show, and we'll mail it to you for free.
- All life on Earth is part of a complex web of connections within and across ecosystems.
- Humans are inhabitants of a global ecosystem; biological networks intersect with those built by humans.
- Earth's natural systems are sustainable, finding strength in diversity, recycling water and nutrients, and powered by energy from the sun.
Teacher Tip: You can click the Settings cog in the YouTube footer to adjust the Quality to up to 1080HD, and you can also toggle on Full Screen. You can also select Closed Captions in over a dozen languages, including Spanish and Chinese!