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Waste Management

Waste Management

Assessment

Presentation

Science

9th Grade

Practice Problem

Easy

NGSS
HS-LS2-7, MS-ESS3-3, MS-ETS1-1

+5

Standards-aligned

Created by

Harriette Ceballos

Used 164+ times

FREE Resource

8 Slides • 7 Questions

1

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Waste Management

2

Draw

Draw what happens to your trash once it leaves your house.

3

Why manage waste?

  • To conserve resources and energy

  • Reduce water and air pollution

  • Saves Landfill space

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4

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A waste management technique used on different types of waste that is environmentally, economically and socially sustainable.

Integrated Solid Waste Management (ISWM)

5

​1. Reduction

  • Preferred Method

  • Goal is to reduce the amount of waste at the source and reusing waste to have less waste being collected

  • Purchasing items with less packaging

  • Avoid disposable products

  • Compost food scraps to reduce waste

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6

Open Ended

What are the Environmental, Economic and social benefits to this method?

7

​2. Reuse

  • Reduce waste by reusing products instead of throwing them away

  • Repair, sell or donate items

  • Items such as reusable bags, metal spoons and washable plates

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8

​3. Recycle

  • Producing new materials from waste materials

  • This process uses less energy and materials than creating new materials

  • Reduces the amount of waste in Landfills

  • Requires collection, processing and remanufacturing

  • EPA claims more than 75% of American waste is recyclable, but only 30% is actually recycled

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9

Draw

Draw what items can be recycled.

10

​4. Recovery

  • Converting waste to energy

    • Burn waste to create energy

  • PRO: Reduces waste

  • CONS: Creates ash, Not everything can be burned (rubber tires), High environmental and economic cost

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11

​5. Disposal

  • Disposal of waste in a Landfill

  • Creates Leachate; the breakdown of waste with the addition of rainwater

  • Creates harmful gases: Methane and Carbon Dioxide

  • Not properly managed

  • Leads to Environmental damage such as poor soil and drinking water

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12

Multiple Choice

Which Intergraded Solid Waste Management (ISWM) method is perfered?

1

Disposal

2

Recycle

3

Reduction

4

Reuse

13

Multiple Choice

Which method can result in leachate

1

Recover

2

Disposal

3

Recycle

4

Reuse

14

Multiple Choice

According to the EPA 75% of the waste in American can be recycled. What percentage of waste is actually recycled?

1

20%

2

50%

3

17%

4

30%

15

Open Ended

Why is it important to have a good Waste management Strategy?

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Waste Management

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