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What Do We Leave What Do We Leave Behind?Behind?
Methods ProjectMethods Project
By, Vanessa CeccarelliBy, Vanessa Ceccarelli
Garbage CollectingGarbage Collecting
(Homework from pervious class)(Homework from pervious class)Make a list of everything you throw away Make a list of everything you throw away for one day. (For Example: soda bottles, for one day. (For Example: soda bottles,
paper napkins, plastic bags.)paper napkins, plastic bags.)
Garbage CollectingGarbage Collecting
Pair Share/Share OutPair Share/Share Out
What is “away?”What is “away?”What did you throw out?
What surprised you about your list?
Garbage CollectingGarbage CollectingGroup CollaborationGroup Collaboration
In groups, make educated guesses about how many
weeks/months/years each item will last in our environment before
decomposing.
Example:Wool sock – 1 year
Garbage CollectingGarbage Collecting
Share Out
Each group share their proposed list with the class. Write each list on the white
board.
Scientists’ Approximations Scientists’ Approximations banana -- 3 to 4 weeks paper bag -- 1 month cotton rag -- 5 months
wool sock -- 1 year cigarette butt -- 2 to 5 years
leather boot -- 40 to 50 years rubber sole (of the boot) -- 50 to 80 years
soup or vegetable tin can -- 80 to 100 years aluminum soda can -- 200 to 500 years
plastic 6-pack rings -- 450 years plastic jug -- 1 million years
Styrofoam cup – unknown/forever? glass bottle – unknown/forever?
Source: http://www.oregon.gov/DEQ/
Garbage in the Oceans ExperimentGarbage in the Oceans Experiment
Part 1: Part 1: GARBAGEGARBAGE
• Add water to jarAdd water to jar• Add large items to jarAdd large items to jar• Shake jarShake jar• Retrieve itemsRetrieve items
Garbage in the Oceans ExperimentGarbage in the Oceans Experiment
Part 2: Part 2: BROKEN DOWN GARBAGEBROKEN DOWN GARBAGE
• Add small items to waterAdd small items to water• Shake jarShake jar• Retrieve itemsRetrieve items
Garbage in the Oceans ExperimentGarbage in the Oceans Experiment
Part 3: Part 3: TOXIC WASTETOXIC WASTE
• Add food coloring to jarAdd food coloring to jar• Shake jarShake jar• Retrieve food coloringRetrieve food coloring
Garbage in the Oceans ExperimentGarbage in the Oceans Experiment
Part 4: Part 4: Share OutShare Out
• What did you observe?What did you observe?• What was the most difficult What was the most difficult
part of this experiment?part of this experiment?• How does this connect to How does this connect to
what is really happening to what is really happening to the earth’s oceans? the earth’s oceans?
Garbage in the Oceans ExperimentGarbage in the Oceans Experiment
Plastic to Plankton: up to a 6:1
Ratio
"There must be a reason why some people can afford to live well. They must have worked for it. I only feel angry when I see waste. When I see people throwing away things we could use."- Mother Teresa
http://www.greenpeace.org/australia/admin/image-library2/waste-china
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