Why do farmers over time use more and more pesticides?

EXTRA CREDIT What is illustrated by the graph below?  What is the main conclusion we can draw from this 600,000 year record?   

EXTRA CREDIT What illusion does the picture below represent?  What is the truth?   

Slash and burn farmers cut down the tropical forest trees and burn them before they plant their crops. Where are the nutrients for growing the crops?

The major greenhouse gases are ___.

Please match each concept or term with its definition.

Child abuse seems to be more prevalent in urban areas than in suburban or rural settings.

Who views laws as tools created by the powerful for their own benefit?

The ________ theory assumes society creates deviance by negatively identifying and naming those who are apprehended as different from others, and any subsequent interactions are influenced by the meaning and perception derived from the identify.

Burgess’s hypothesis of urban growth is referred to as ________.