A great starting point for all topics related to the environment. Contains materials for both students and teachers. Searchable database of everything environmental on the net. Also listed by major subject headings. Divided into subjects and also allows searching.
Many sites focus on the environment.
The EnviorLink network is distinguished not ony by its content, but also by its many ways of contact. It unites hundreds of organizations and volunteers around the world with millions of people in over 130 countries. It provides curriculum, activites, and reading lists for teachers. It is also good for parents who are trying to keep up with their chidren's growing environmental concerns. A great listing of sites dealing with weather and its related topics.