https://peertube.dngr.us/videos/watch/3e4ea656-1cae-4141-ba85-cff2a14b07b8 Also issued in super 8 mm Videocassette also issued Summary Shows how multi - spectral sensing greatly expands man's ability to survey Earth resources and to diagnose ecological ills, demonstrates how scientists use computers to help analyze and interpret multi - spectral images and suggests practical applications for multi - spectral sensing. Date: 1973 Mirrored from Internet Archive: https://archive.org/details/wholeearthsinvisiblecolors Wed, 15 Jul 2026 12:42:55 GMT https://validator.w3.org/feed/docs/rss2.html PeerTube - https://peertube.dngr.us https://peertube.dngr.us/lazy-static/avatars/ec5edb1e-3795-4978-be4f-c67e98fbc992.png https://peertube.dngr.us/videos/watch/3e4ea656-1cae-4141-ba85-cff2a14b07b8 All rights reserved, unless otherwise specified in the terms specified at https://peertube.dngr.us/about and potential licenses granted by each content's rightholder.