The Directory of Open Access Journals provides free peer-reviewed journals. There are over 15,000 journals available with high quality full research articles. The articles are available in a variety of languages and cover a number of subjects.
The EPA Climate Change site contains a wealth of information on climate change, iIncluding facts, research and resources. It also suggests ways to reduce emissions, from the national to individual level.
SCSA's pages on the senior school WA curriculum is a helpful source of information for students studying for ATAR or WACE qualifications. The site includes course materials, syllabuses and supporting material.