How did scientific advancements increase suburban and urban population? Increased farm sizes, reduced overall numbers of farms New viruses led to unsafe working conditions on farms People imported more food, so farms were taken over by developers Protests against factory farms put them out of business .

How did scientific advancements increase suburban and urban population? Increased farm sizes, reduced overall numbers of farms New viruses led to unsafe working conditions on farms People imported more food, so farms were taken over by developers Protests against factory farms put them out of business .