This document discusses resources from a geographic perspective. It begins by defining resources as biotic and abiotic substances that satisfy human needs and desires. It then provides definitions of resources from various scholars that emphasize resources are things in the environment that are useful to humans. The document discusses how factors like culture, technology, economics influence how societies perceive, value and utilize resources. It introduces concepts like resources, resistances and neutral stuff to categorize elements of the environment. Finally, it explains how scarcity, both absolute and relative, affects the economic valuation of resources.