Local Water

Investigation 5-4

Water SourcesWhat prevents us from running out of water?

Where does new water come from?

What can people do to ensure that there is plenty of water for people and other living things on Earth?

Water cycle continually refreshes the water supply with rain and snow

Water Sources - LocalCloser look

Where does our school water come from?

How does our water get from the place where the water cycle drops it off to our school drinking fountain?

Turn to page 246/247 in textbook

California Water Map35 million+ people live in California

Most of them live along the coast

Two mountain rangesCoastal MountainsSierra Nevada

Central Valley is most important produce-growing region in U.S.Map tells a story

Green lines = scenic riversBlue lines & shapes = natural rivers and lakesOther colors explained in legend

Challenge QuestionsWhere do the following people get their water?

San Diego

Los Angeles

San Francisco Bay Area

Sacramento

Fresno

Local Challenge QuestionsWhere does the water for our school and community come from?

How is water for our community stored?

How far does the water travel to get to our school?

Where does water go when we are through with it?

Use SCVWD maps/information to answer above questions.

Water-Use ActivityWhen we talk about water for people, usually think of drinking water first.

Then water to wash, cook food, etc…

A lot of water is used indirectlyFood and many other things we use need water to grow or manufacture

Review list of food itemsSelect 8 items to put together for a meal

Write each item on the lines of the Item column

Water PriceUse Water Facts card to determine how many gallons of water each item requires to grow or prepare

Add up the total “water price” of your meal - answer questions 4 & 5