What produces drawdown and a cone of depression?

What is consumptive use? Give an example.

What is irrigation return flow?

How is water wasted in many sprinkler-based irrigation systems?

How is water wasted in ditch irrigation systems?

What causes salinization of soils?

What happens to rivers and bodies of water which receive irrigation return flow?

What is the difference between active and passive salt water intrusion?

What is one way to stop salt water intrusion and still pump groundwater (Hint: see what Orange County did)?

What is groundwater overdraft?  What are its impacts?

Give an example of an aquifer (name/location) which has experienced extreme groundwater overdraft?

What is subsidence? What causes it?

Is subsidence in sandy material reversible?

Is subsidence in clay material reversible?

What major city, built on a former lake bed, is experiencing subsidence?

What area of California has experienced extreme subsidence?

What caused the selenium pollution at Kesterson Wildlife Refuge?

What was discovered in Bangladesh after 97% of the population started drinking well water?  Where is the pollution coming from?

Be able to draw arrow showing the direction of groundwater flow if given a water level contour map. Be able to recognize a cone of depression on a water level contour map.