University of Arizona
University of Arizona: Chemistry Tutorial
The purpose of this tutorial is to introduce you to some of the chemical concepts which are necessary to understand biology. Concepts include the basics for understanding biology, chemical bonds and attractive forces, the chemistry of...
NASA
Nasa: The Basics of Ocean Chemistry: Carbon, Circulation, and Critters
An explanation of ocean chemistry, supported by illustrations, for example, of the global carbon cycle in the 1980s and the annual carbon dioxide flux. The concentration of nutrients in the ocean is discussed for its impact on marine...