NVIRONMENTAL SCIENCE, unit 1, question # 3

Please one source ONLY and common words, my text files exculsively and Responses should be no fewer than 300 words and no more than 500 words in length. THIS IS ONE OF FOUR ESSAYS COMING ON THIS TOPIC, SAME WRITER 80054 REQUESTED FOR ALL FOUR.

ENVIRONMENTAL SCIENCE, unit 1, question # 3, Please explain, in your own words, the carbon cycle and the impact that humans have on the carbon cycle.”
Text files forth coming.