If you're seeing this message, it means we're having trouble loading external resources on our website.

If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.

Main content

What is an ecosystem?

Learn what an ecosystem is, how energy and matter move through ecosystems, and what makes an ecosystem stable.
Sort by:
Biology is brought to you with support from the Amgen Foundation