Water Wells & - PowerPoint Presentation

Slide1

Water Wells &

Saltwater IntrusionSlide2

What is a Water Well?Slide3

Part 1

Draw a water well in the groundSlide4

Part 2

Show how water gets into the well

AQUIFER

: Saturated rock and sediment that water can flow throughSlide5

Part 3

List places where this groundwater comes fromSlide6

Part 4

P

redict

what happens as you take too much water out of the well.Slide7

Part 5

How can we extract more water from the well when the groundwater level has dropped?

RECHARGE

DRILL

DEEPERSlide8

Part 6

Draw a well that is near the ocean. Indicate what you think the groundwater looks like between the ocean and the well.

OCEANSlide9

Part 7

Take your model of a well near the ocean.

Slowly pour a

small amount

of the blue ocean water on the opposite end of the well.Draw water up through your well. Collect the water.As water is drawn from the well, predict what will happen.

WELL

Ocean Area

Pour BLUE WATER HERESlide10

Part 8

Draw what happens to the fresh

and

ocean

groundwater as water is continually drawn up the well.

OCEAN

Saltwater intrusion

: movement of saltwater into freshwater aquiferSlide11

SCENARIO

Saltwater is approaching your water wells

You have been hired to come up with a solution!!!!Slide12

Design a solution to prevent saltwater intrusion

You and your team will give a 5 minute PowerPoint presentation to the class

Consider

Cost

Feasibility (convenience)Community prioritiesReliability

AestheticsSocial/cultural/environmental impactsTimeline/scheduleSlide13

Presentations

The class (“city counsel”) will vote on the best solution for the city