Lecturer Video Stock Videos

Browse 21,292 lecturer video videos and clips available to use in your projects, or start a new search to explore more footage and b-roll video clips.

video thumbnail
the environment: everything around us - part 24 of 24. a variety of environments - big city, arid desert, arctic tundra, tropical everglades - are recorded on a film that two boys make as a class assignment. eric and marty learn of the vast geographic and - lecturer video stock videos & royalty-free footage
00:34
The Environment: Everything Around Us - part 24 of 24. A variety of environments - big city, arid desert, Arctic tundra, tropical everglades - are recorded on a film that two boys make as a class assignment. Eric and Marty learn of the vast geographic and
Pollution, Archival, Globe - Navigational Equipment
of100NEXT