Hildebrandt, Jeff <br/><br/>
Human impact on the biosphere  basics of ecology /  [videorecording] : 
 Basics of ecology  [videorecording] 
Great Pacific Media (Firm) ; written, produced & directed by Jeff Hildebrandt 
 - 1 videodisc (38 min.) :  sd., col. ;  4 3/4 in. 
 - Basics of ecology .
 - Basics of ecology  [videorecording] .
<br/><br/> Title from title screen  DVD includes PDF files of a teacher's guide, student study guide, multiple choice test, and a crossword puzzle. Files are accessable by Mac or PC.A sheet of intruction note inserted in container 
<br/><br/>Video/audio editing : Jennifer Hildebrandt  Video/audio editing : Jennifer Hildebrandt 
<br/><br/>Narrated by Dan Smith 
<br/><br/> 'Introduces the concept of biological magnification before looking at the various types of air pollution and their relationship to phenomena such as smog, acid rain, destruction of the ozone layer and global warming' 
<br/><br/><label>ISBN: </label> RM638.19 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology--Study and teaching.<br/>Biosphere--Effect of human beings on.<br/>Environmental degradation.<br/>Environmental impact analysis.<br/>Human ecology.