Ecosystems on earth  [videorecording] 
Hawkhill Associates. 
 - Madison, Wis.  Hawkhill Associates  c2001. 
 - 1 videocassette (23 min.)  sd., col.  1/2 in.  1 Study guide. 
 - PLanet earth--the third millennium .
<br/><br/> "Hawkhill Video" -- Container label.  Includes guide with script for the video program. 
<br/><br/>Writer and producer, Bill Stonebarger. ; music Mike Stonebarger.  Writer and producer, Bill Stonebarger. ; music Mike Stonebarger. 
<br/><br/> This programs offers a primer on ecosystem problems and opportunities with the stress on new efforts to save endangered species, new efforts to avert global warming and new efforts to preserve and restore health to all ecosystems, including agricultural and urban ones. 
<br/><br/><br/>VHS. 
<br/><br/><br/>Closed - captioned for the hearing impaired. 
<br/><br/><label>ISBN: </label>1559791047 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecosystem management<br/>Biotic communities