C. Global Water Resources and Use (Freshwater/saltwater; ocean circulation; agricultural, industrial, and domestic use; surface and groundwater issues; global problems; conservation)

D. Soil and Soil Dynamics (Rock cycle; formation; composition; physical and chemical properties; main soil types; erosion and other soil problems; soil conservation)

Water resources

% salt water = % Fresh =

Fresh---% Ice Glacier= % Groundwater= %Surface water=

Water cycle

2 types of Aquifers ______________________ and __________________________. __________________is renewable.

Largest aquifer in the US is __________________. The area above the aquifer that aids in refilling it is called__________

A watershed is

Water users most to least ________________, __________________, ____________________

Domestic use – Uses the most on average _______________, ________________, _____________________

On average you use _____________ gal / day.

Consequences of over use—

Types of Water diversions – _________________, ________________, _______________________, ________________

Types of irrigation techniques-____________________, ___________________________, ______________________

How to conserve water…

Soil

Soil is made of _____________, ______________, ________________, and __________________.

Minerals are broken down by ___________________, ____________________, _________________

5 soil forming factors—1. 2. 3.4. 5.

3 soil particles large to small--_______________,_____________________,__________________

Darker soils have more _______________than the lighter shades.

Red indicates_______________ may be in the soil.

Sandy soils have Clayey soils have

Soil Profile

Soil tests- Physical

Chemical

Biological

Unit #5 – Water and Pollution

5 Salinity

4 Turbidity

3 Hydrologic Cycle

4 Evaporation

2 Condensation

1 Precipitation

4 Transpiration

4 pH

1 Surface runoff

3 Watershed

5 Groundwater

5 Zone of saturation

5 Natural recharge

5 Water table

4 Aquifers

3 Recharge area

4 Consumptive use

5 Nonconsumptive use

4 Drought

5 Aquifer depletion

5 Confined aquifer

5 Unconfined aquifer

3 Wetlands

4 Estuaries

3 Reservoirs

3 Dams

5 Three Gorges Dam

2 Conservation

4 Desalinization

3 Distillation

3 Reverse osmosis

5 Ogallala Aquifer

3 Drip irrigation

2 Center pivot irrigation

3 Floodplain

1 Erosion

5 Dissolved oxygen

3 Water conservation

2 Low flow

1 Toilet

1 Erosion

1 Weathering

1 Soil

1 Humus

2 Soil horizons

2 Soil profile

2 O Horizon

3 A Horizon/Top Soil

5 E Horizon/Zone of Leeching

3 B Horizon/Sub Soil

4 soil macro nutrients

3 C Horizon/Parent material

4 Infiltration

4 Leaching

2 Clay

3 Silt

1 Sand

1 Gravel

3 Soil texture

3 Loams

4 pH

4 Soil porosity

4 Soil permeability

1 Soil erosion

1 Erosion

1 Irrigation

2 Drip irrigation

3 Center pivot irrigation

4 Flood irrigation

5 Salinization

4 Desertification

4 NRCS