ALN logo; link to Arid Lands Newsletter Home page No. 53, May/June 2003
Using geospatial technologies to develop
participatory tools for natural resources management

Orr et al.: Figure 4: Representation of imagery from multiple dates

This is a time series of biweekly NDVI composite and a calculation of the Difference from Average NDVI from AVHRR satellite sensors for January to June 2003, for the contiguous US. This figure shows the concept of how such composite images work; on the actual RangeView web site, the images are animations that run like film strips that the user can control.

[Back to the article text]

Link to ALN home page Link to index page for back web issues Link to index page for pre-web issue archive Link to ALN #53 table of contents