Answer:
litter
cutting trees down
putting chemicals in the ground
pollusion
throwing waste in the water
Explanation:
does this help
Precise time of an element's radioactive decay can be studied with the help of amount of Carbon on the body. By measuring and comparing the amount of Carbon on the body, Scientists interpret, & can calculate the actual age of an object
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The sun and the Earths core
Cenozoic Era, Mesozoic Era, <span>Paleozoic Era, Precambrian Time</span>
