What Happens to Trash & Garbage

This hand-on unit, authored by 1999 Presidental Medal of Science winner Lynn Margulis, explores nature and its own recycling methods and tools. Using familiar examples, adstract concepts of carbon cycling in the enivornment become easy to comprehend - and teach! Includes comprehensive teacher's guide, 18 minute video on common fungi, a card photsort set and a csrbon cycle poster.


