Questions:
Section 1; Short answer:
- What is a beach budget(1 pt)
- Sketch the water cycle (1 pt)
- What is the vadose zone how is it different to the zone of saturation? (1 pt)
- Explain biochemical oxygen demand? ( 1 pt)
- What is eutrophication? ( 1 pt)
- What is bauxite? (1 pt)
- What is peak oil? (1 pt)
- What is geothermal energy? (1 pt)
- What is liquefaction? ( 1 pt)
Section 2: - Do you think human activity has increased coastal erosion. Give examples. ( 3 pts)
- Describe the factors affecting runoff and sediment yield? ( 3 pts)
- Explain the difference between a confined aquifer, unconfined aquifer and artisan
well. ( 3 pts) - If there is a sewage spill in to a river how will the dissolved oxygen and biochemical
oxygen demand be affected. Explain and sketch the relationship. (3 pts) - How do Earthquakes cause Tsunamis? What is a Tsunami? ( 3 pts)
Section 3: - Describe the engineering structures used to limit coastal erosion. You should
include a sketch. Scanned images will not be accepted.(5 pts) - Saltwater intrusion in the UAE groundwater table is a major problem. Describe
how this problem happens you may use sketches. What measures could be taken
to prevent this? (5 pts) - Describe the types of mining and their impacts. (5 pts)
- Describe the acid rain problem. Why did it happen? What was the impact? How
was the impact limited (5 pts.) - Describe the ways in which humans can cause earthquakes. ( 5pts)
PGEG451 Environmental Geology Spring 2019 - In order for the UAE to meet its climate change targets the UAE must divest from
hydrocarbons and diversify the economy towards greener energy sources. Discuss.
(5 pts)
Sample Solution