THE ECOLOGICAL CRISIS (Filmstrip) QED Productions. 6 filmstrips, color, 35 mm. With study guide and scripts, and cassettes.
Contents: Filmstrip: 1. Population statistics. 59 fr.--2. Population trends. 53 fr.--3. Some ecological considerations. 59 fr.--4-. Evolution and extinction. 62 fr.--5. Pesticides. 68 fr.--6. Pollution. 58 fr.
Credits: Executive producer, Edward D. Eagle; director, Jack L. Tyler; writer, Richard Felger; graphic art & photography, Vaccaro Associates.
© Cathedral Films, Inc.; 31Mar71; JP13207.
ECOLOGICAL IMBALANCE: SIX SYSTEMS DISTURBED (Filmstrip) Eye Gate House. Made by Educational Direction. 6 filmstrips, color, 35 mm. With Teacher's manual. Contents: An upland forest. 40 fr.--A lowland forest. 41 fr.--A marsh. Appl. ti.: Marshes. 38 fr.--A grassland. Appl. ti.: Grasslands. 34 fr.--A stream. Appl. ti.: Streams and ponds. 40 fr.--A seashore. Appl. ti.: Tidal zone. 41 fr. © Educational Direction, Inc.; 17Sep70; JP12811-12816.
ECOLOGICAL SYSTEMS. See
MACMILLAN ELEMENTARY SCIENCE FILMSTRIPS.
ECOLOGY PROBE--PLANET EARTH. Fordham Equipment Co., Fordham Pub. Co., & Kiva Films. 10 min., sd., color, 16 mm. © Fordham Equipment Co., Inc.; 1Jun70; MP21605.
ECONOMIC ASPECTS OF FAMILY LIVING (Filmstrip) Mt. San Jacinto College. 64 fr., color, 35 mm. (Marriage and family, lesson 10)
Credits: By G. H. Grotey.