BiologyWise
Biology Wise: Understanding the Process of Biological Magnification
Biological magnification is the term used to described the increasing accumulation of substances in organisms as one looks at higher trophic levels in a food chain. When that substance is a toxin, such as a heavy metal or a pesticide,...
E-learning for Kids
E Learning for Kids: Science: South Africa: How Do Organisms Get Their Energy?
Join Ellen on her trip to the Kaap De Goede Hoop in South Africa, and learn more about plants, animals, and energy.
Other
The Dirty Dozen Persistent Organic Pollutants
Use this site to learn about the effects of persistent organic pollutants on the ecology of Antarctic coastal waters. Information is presented for both teacher and student researcher.
CK-12 Foundation
Ck 12: Earth Science: Flow of Energy in Ecosystems
[Free Registration/Login may be required to access all resource tools.] Describes how energy is transferred from one organism to another.
Shmoop University
Shmoop: Ecosystem Energy Flow
Explains the processes by which energy flows through an ecosystem. Covers the meanings of key vocabulary, e.g., types of producers and consumers, trophic levels, food webs, and the energy pyramid.
PBS
Pbs Teachers: Scientific American: Expedition Panama: Champion Chompers
Compare and contrast the weightlifting abilities of ants and humans and graph the results, and investigate the roles ants and fungi play in the forest ecology.
abcteach
Abcteach: Ponds
[Free Registration/Login Required] The abcteach directory contains sample pages from their pond unit for non-members. Handouts are in PDF format.