This site provides a pair of activities to demonstrate convection currents in air and water. Encourages students to view air as a fluid.

This essay is a thorough investigation of the various political and philosophical changes which have occurred throughout the environmental movement. Examines the current situation and includes references. Excellent article.

Short biography of the shy chemist, Henry Cavendish. Some interesting personal information and background. Mentions all of his major work.

An effective presentation of six main climate controls: latitude, land vs. water, geographic position, altitude, currents, pressure and winds.