391Professional Guidance
Because each project involves remote sensing, a brief explanation of the
science, technology, and applications is provided rst. Remote sensing is
the small- or large-scale acquisition of information about an object or phe-
nomenon by the use of either recording or real-time sensing device(s) that
are wireless, or not in physical or intimate contact with the object (generally
collected by aircraft, satellite, or unmanned remote vehicles). A variety of
devices are used for gathering information on a given object or area. The
technology offers an economical, efcient way to consistently collect data
and monitor vast landscapes over long periods of time. It is also the most
economical method of collecting data ...