Videos above are produced from some tape-slide presentations I was involved in writing in the 1980's

“The joy of discovery is certainly the liveliest that the mind of man can ever feel”

- Claude Bernard -

Road
Drawing
App.
Side by side
mapping 
 from NLS
Ancient
Earth
GEO
Geography
Education
Online

Antarctic

glaciers

Climate

Data

GRIDA

Environmental 

resources

Geographypods

MetLink

Teach with

GIS