Students examine the symbiotic relationship between fungus and plants.  For this ecosystem lesson students complete several mycorrhiza experiments.

Students practice problem solving techniques. They interpret data gathered by student researchers in Australia about the effectiveness of various strategies for controlling weed growth in a newly replanted rainforest.

Students use electricity and plant a seed to observe the process when coal is the major fuel source to produce electricity. They use the packet of native seeds to experiment with revegetation.

In this language arts and science worksheet, students examine a picture of a humpback whale and read an informative paragraph. Students then make at least 28 words from the letters in "humpback whale."

The quality of the food we eat and the water we drink depends upon the quality of our topsoil. By putting a mulch cover on our topsoil, we help to protect this quality. Find out exactly what mulch is, what it can do, and how to properly...

This subject page on compost is informative, regarding home composting, grasscycling, and vermicomposting, along with compostable material charts, basic instructions, and fine tuning of the composting procedure. Site lists uses/benefits...

Comprehensive description of the environmental benefits of composting solid waste. Complete directions for composting, detailed description of composting chemistry, suggestions for applications of humus, question and answer page,...

Learn about composting, and find our how it helps connect people to the Earth's natural processes.

Slide show with script from the Texas A&M University describing how to layer a compost bin, and how to make a trench compost or pocket compost. Gives nitrogen and carbon content examples of compostable materials. Explains gardening...