4.8+Humans+and+the+Environment+pd3

 __Humans and the Environment__ 

__How have humans affected the environment? What __   changes   __ have we made? How has our pollution changed in quality, variety, __  toxicity __? __  ======

Technology's role on our environment and its Sustainability and Conservation.
===  ===  ===//__<span style="font-size: 110%; font-family: 'Times New Roman',Times,serif">The Importance of Supply and Demand, and the relationship between our society and the sustainability of natural resources. __//=== ===<span style="font-size: 270%; color: rgb(240, 222, 25); font-family: 'Palatino Linotype','Book Antiqua',Palatino,serif">__Natural__ //Occurrences// <span style="font-size: 60%; font-family: Verdana,Geneva,sans-serif">and Environmental <span style="font-family: Impact,Charcoal,sans-serif">Issues ===