Answer:
Well I am going to assume you meant the importance of conservation of the economy and wildlife, but the economy is extremely important to conserve to prevent another event such as the great depression where inflation gets to a severe point where bread can cost hundreds of dollars, or for a better example, currently Venezuela's economy has failed so much money is worth more to burn for fire than to keep,
Wildlife is important to conserve so we do not eradicate any species or over-harvest for food or medical use, because they wont be available to us in the long run.
Friction and Tectonic
Chemical Weathering
Physical Weathering
Wind and Water Erosion
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http://classroom.synonym.com/natural-activities-work-break-down-rock-16920.html
I know that we aren't suppose to paste websites but I believe that this information is necessary, I hope this helped, sorry!</span>
Answer: You could use old documents to help you make new medicine.
Explanation: