CK-12 Foundation
Ck 12: Habitat Destruction and Its Effects on Ecosystems
[Free Registration/Login may be required to access all resource tools.] Some of the main ways that habitats are destroyed by human activities are described. Includes two videos and questions about them, as well as review questions.
CK-12 Foundation
Ck 12: Life Science: Human Causes of Extinction
[Free Registration/Login may be required to access all resource tools.] In addition to habitat destruction, other human-caused problems are also threatening many species. These include issues associated with climate change, pollution,...
Scholastic
Scholastic: Science Explorations: Animals, Adaptations and the Galapagos Islands
Discover the effects human impact has had on the native organisms of the Galapagos Islands.