NDVI Maximum Value Composite (MVC) Imagery for the North Slope of Alaska 1991 Files : 01ndvi_ns1991.img 02ndvi_ns1991.img 03ndvi_ns1991.img 04ndvi_ns1991.img 05ndvi_ns1991.img 06ndvi_ns1991.img 07ndvi_ns1991.img 08ndvi_ns1991.img 09ndvi_ns1991.img 10ndvi_ns1991.img 11ndvi_ns1991.img Project: ATLAS Summary: The following images are USGS ADAPS-processed AVHRR twice-monthly NDVI MVCs with refined geocorrection. Data Format: ERDAS Imagine IMG files Pixel spatial resolution: 1 km Projection: Albers Equal Area Conic Latitude of 1st standard parallel 55:00:00 N Latitude of 2nd standard parallel 65:00:00 N Longitude of central meridian 154:00:00 W Latitude of origin of projection 50:00:00 N Geographic coverage in lat/lon: UL 168:33:07 W, 70:53:34 N LR 141:18:08 W, 67:09:43 N NDVI values are scaled 0 to 200. Calendar Date Reporting Period May 1 - May 15 01 May 16 - May 31 02 June 1 - June 15 03 June 16 - June 30 04 July 1 - July 15 05 July 16 - July 31 06 August 1 - August 15 07 August 16 - August 31 08 September 1 - September 15 09 September 16 - September 30 10 October 1 - October 15 11 Contact Information: Douglas Stow and Allen Hope Department of Geography San Dieo State University 5500 Campanile Drive San Diego, CA 92182-4493 ph: 619.594.5498 FAX: 619.594.4938 Email: stow@mail.sdsu.edu hope1@mail.sdsu.edu David C. Douglas USGS Alaska Biological Science Center Glacier Bay Field Station, Juneau Office PO Box 240009 Douglas, AK 99824-0009 ph: 907.364.1576 Email: david_douglas@usgs.gov