Elizabeth Arledge
Physical Desc
1 videodisc (56 min.) : sound, color ; 4 3/4 in.
Language
English
Description
Examines the national public health threat posed by Alzheimer's disease, which erodes memory, thinking, and physical ability. Experts present evidence that unless a cure is found soon, the disease will have serious impact on the U.S. economy, bankrupting Medicare and Medicaid as well as millions of Americans.
Series
Physical Desc
1 videodisc (56 min.) : sound, color ; 4 3/4 in.
Language
English
Description
Every year monarch butterflies migrate across North America to a remote area of Mexico. This presentation discusses how the butterflies navigate and endure the long journey and takes you to the locations they call home.