If the trend in total water withdrawal represented in the graph continues, which of the following is most likely to happen in the future?
1 point
1
Question 2
2.
This type of irrigation is often used by small-scale farming operations, and it requires extensive labor to set up individual irrigation lines.
1 point
1
Question 3
3.
Fish landings are defined as the total catch of marine fish that are brought into ports for sale. Bycatch refers to the unwanted fish and other marine organisms that are caught during commercial fishing operations, but are not harvested or sold. Which of the following methods would you use to calculate the percent of the total catch of all fish in 2012 that was bycatch?
1 point
1
Question 4
4.
Rapid runoff following a heavy rainfall may cause flooding downstream from urban areas. Which urban design strategy will most likely slow water runoff though an urban area and decrease the risk of downstream flooding?
1 point
1
Question 5
5.
Based on the diagrams above, which of the following best explains how urban runoff could be decreased?