In this lesson, students investigate the controversy surrounding the use of gene-altered crops in food products sold in this country and overseas. Students will explore the economic implications of the use of such crops as well as of the refusal of some c

cool list of special days around the world that honor the environment.

More than 30 Federal agencies formed a working group in 1997 to make hundreds of Federally supported teaching and learning resources easier to find. The result of that work is the FREE web site. For an overview of what's available here at FREE, please vis

The biology of animals that have been traditionally hunted are usually well known. Throughout the eighteenth and nineteenth centuries Enhydra lutris, the sea otter, was heavily exploited by man, prized universally for its exceptionally warm, sheik and tre

The discovery of the Komodo Dragons (Varanus komodoensis) is one of the cryptozoological surprises of the 20th century. Before 1912 the species was completely unknown and large lizards were thought to be extinct. Then, in that year, a party of pearl fishe