Explain three ways human activitys negatively effect earths resources

Well, almost all big Machinery that man has made his run off oil, and because have to drill to find oil we have created giant pits in the earth. Only so much oil can be mind from one spot so in turn there's just these giant oil wells all over the place

The answer to this will be from your lab notes/procedure. it would be best to ask another student who participated in the lab as we do not know what was done, what enzyme or if the temperature is celsius or fahrenheit. if i were to guess though i'd say the rate stopped due to enzyme denturing at high temperature