Answer: Nearly all scientists agree that the Earth's temperature is rising, but many disagree about whether humans are responsible.
Explanation: i got it right on edge
The more people that are migrating to urban areas (urbanization) needs more crops for the citizens which causes more people to grow crops and without crop rotating or methods to prevent soil degradation. More likely answer is that more industry grows in the urbanized areas and they have poor management of the soil which causes soil degradation<span />
An important tool in understanding the actual numerical dates of past geologic events is radioactivity.