Rate This Topic

Average: 0/5


A wildfire rages while elk bath in the East Fork of the Bitterroot River in Montana, United States.

John McColgan, BLM, Alaska Fire Service

Recently Updated
Module: Advanced Topics in Remote Sensing Last Updated on 2011-06-07 00:00:00 SUMMARY Data Description Landsat Data has been prepared for each participating campus. Using the 30 yr Landsat period from 1975 to 2005, data can be used to examine changes in land cover, abundance of vegetation in the summer (peak abundance) and relate changes to climate conditions. Each Landsat scene covers an area approximately 185 km x 185 km and the data is provided in a digital format. Landsat data from 1975 to 2005 was acquired for each campus location. Data consisted of an image from 1975, and one each from 1990, 2000 and 2005. Summer images were selected to acquire data near the time of maximum vegetation cover. CAVEAT: data was not acquired on the exact same date each year due to cloud cover or other data problems however, all images were collected within the same very small time frame. Landsat 1975 data was acquired by the Multispectral Scanner (MSS), the... More »