Ecological succession is the process where ecosystems gradually develop and change over time.

 Secondary Succession
9(i) Plant Succession
9(i) Plant Succession, Fundamentals of Physical Geography eBook, "Succession is a directional non-seasonal cumulative change in the types of plant species that occupy a given area through time."
Ecological Succession
Ecological Succession, Offwell Woodland & Wildlife Trust, This series of pages explains ecological succession and gives examples based on British habitats. Visit the web site to learn more.
Ecosystem Succession: Who/What is Where and When
Ecosystem Succession: Who/What is Where and When, By Dennis Baldocchi, ESPM 111 Ecosystem Ecology, University of California, Berkeley, College level material consisting of text, illustration, an
Primary and Secondary Succession
Primary and Secondary Succession, Discovery Education Science, Excellent page! It's a combination text and photos in PDF format.
Succession
Succession, ScienceClarified.com, Mostly text with a few illustrations on ecological changes in natural communities.
What does ecological succession mean?
What does ecological succession mean? Answers.com Visit the web site for the answer.
What is Ecological Succession?
What is Ecological Succession?, Biology Questions and Answers, Questions and answers on five ecological succession topics.
What is Ecological Succession?
What is Ecological Succession?, By Rinkesh Kukreja, Conserve Energy Future, Explains the types and stages of ecological succession.