About one hundred years ago, cities began to address the problems ...

[erika]

About one hundred years ago, cities began to address the problems of sewage disposal by dumping sewage into nearby rivers via storm water drainage systems. One of the results of this strategy was that
 
  A) cities no longer needed to treat drinking water that was drawn from nearby river systems.
  B) the quality of the water in the local rivers and streams greatly improved.
  C) people living upriver of these cities were more likely to experience contamination of their drinking water sources.
  D) people living downriver of these cities were more likely to experience contamination of their drinking water sources.

Question 2

The IPAT or ImPACT formula may be one way to estimate the
 
  A) carrying capacity of a society.
  B) point in which a society undergoes the demographic transition.
  C) point in which a society reaches its replacement-level fertility rate.
  D) environmental footprint of a society.

[katheyjon]

Answer to Question 1

D

Answer to Question 2

D

[erika]

Gracias!

[dawsa925]

Excellent