Spearfish
Canyon fly-by.
Spearfish, South Dakota, sample data set
from CERL. Sequential d.3d drapes of SPOT color-IR composite on digital
elevation model, view point shifted 1 KM westward each frame. GIF animation,
1.5MB.
Sample GRASS shell script for 3D fly-by.
U.S.
Corn Yields per Acre, By County, 1972-96
Animation created by Mark Lynch using
Atlas GIS;
data from USDA/NASS.
(No data were available for 1993.)
Time-series animations of raster images from the Global GRASS data set (CERL/Rutgers). GIF colormaps stabilized as needed with mogrify (Christy). Animations pause on December image.
VEGETATION INDICES
10-minute AVHRR satellite data, NOAA Geophysical
Data Center, 1984-1988 averages, by month. GRASS files processed by Lozar
and Anderson. (monthly series, 250K).
GLOBAL TEMPERATURES
IIASA-Grid data, UN Environment Program,
~6,300 records/frame. GRASS files processed by Anderson, Lozar and Thompson.
(monthly series, 229K).
GLOBAL PRECIPITATION
IIASA-Grid data, UN Environment Program,
~6,100 records/frame. GRASS files processed by Anderson, Lozar, Thompson
and Crowley. (monthly series, 185K).
GLOBAL CLOUD COVER
IIASA-Grid data, UN Environment Program,
interpolation from ~1,600 stations. GRASS files processed by Anderson,
Lozar, Thompson and Crowley. (monthly series, 399K).
