Kidport
Pollution
A short discussion of several different types of pollution and of the harm that it can do to the Earth. Includes a two-question reading-comprehension quiz.
Cornell Lab of Ornithology
Habitat Network: Brush Piles
Find out why brush piles are beneficial to a habitat.
Read Works
Read Works: Earth Helpers
[Free Registration/Login Required] An informational text about working together to make the Earth a better place. A question sheet is available to help students build skills in reading comprehension.