TY  - ADVS
AU  - Stonebarger,Bill
ED  - Hawkhill Associates
TI  - Food chains in the biosphere
PY  - 2004///]
CY  - Wisconsin
PB  - Hawkhill Associates Inc.
KW  - Food chains (Ecology)
KW  - Biosphere
N1  - Title from title screen; Videographers, Jane Denny, Michael Stonebagger ; editors, Jane Denny, Bill Stonebarger ; music, Michael stonebarger ; graphics, lin Haley, Doug Mormington, Michael Stonebarger
N2  - Depicts how food and energy work in the operation of Earth's biosphere and illustrates how we are intimately interconnected with the sun, plants, etc. Also includes guided questions and mastery quiz
ER  -