Explain following terms:
map projection
metadata
boolean operators
datums
usgs dlg, drg, doq, dem data products;

Answerhighlands and forests;

If a particular resource is not useful or needed then the price would be considerably low. once that resource is needed the price or value will raise depending on how useful or needed it is especially if the resource is low in quantity, the consumers would pay whatever they have to, to get that material.