There are many applications which can take advantage of hyperspectral remote sensing. 1  Atmosphere: water vapor, cloud properties, aerosols. 2  Ecology: chlorophyll, leaf water, cellulose, pigmemts, lignin. 3  Geology: mineral and soil types.  Coastal Waters: chlorophyll, phytoplankton, dissolved organic materials, suspended sediments.
The digital footprint applicable specifically to the World Wide Web is the internet footprint; also known as cyber shadow, electronic footprint, or digital shadow, information is left behind as a result of a user's web-browsing and stored as cookies.
What Is the Ecological Footprint? The Ecological Footprint is rooted in the fact that all renewable resources come from the earth. It accounts for the flows of energy and matter to and from any defined economy and converts these into the corresponding land/water area required for nature to support these flows.