"Reduce Disposal and Reuse" Environment and Us PPT Courseware 3

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"Reduce Disposal and Reuse" Environment and Us PPT Courseware 3

Reducing the amount of garbage is a solution to the garbage problem at its source.

What are some ways we can reduce waste?

Reduce discards

What kinds of waste can be reduced in daily life?

1. Double-sided printing can save paper

2. Bring your own drinking glass when going out and buy less bottled drinks

3. Use as few or no disposable items as possible to reduce the disposal of paper and plastic...

The role of packaging

Convenient for storage, transportation, measurement, labeling, hygiene, appearance, etc.

Observe the product packaging box and observe and discuss the following questions.

1. What material is the packaging box made of? How do we dispose of the packaging materials after the product is used up?

(1) Sold as scrap

(2) Throw away directly as garbage

2. What is the difference between the volume of the packaging box and the volume of the product itself? What did we find?

This kind of redundant and excessive packaging that seriously exceeds the actual needs is called over-packaging.

3. What do we think of the excessive packaging behavior of some manufacturers?

Excessive packaging not only wastes valuable resources such as paper and wood, but also increases the amount of garbage and increases the burden on consumers.

4. What kind of packaging should we choose when shopping?

Choose products with moderate packaging, simple packaging, or large packaging. If you don’t buy overly packaged goods, you are participating in environmental protection actions.

Our views on over-packaging (the dangers of over-packaging)

1. Waste of resources.

2. Increase the amount of garbage.

3. A waste of consumer money.

4. Encouraged unfair competition.

Write some suggestions for product manufacturers to reduce packaging waste.

My advice

1. Merchants should exercise self-discipline to package goods in simple and large packages, and not to over-package.

Do not engage in unfair competition.

2. Develop a corresponding packaging recycling system.

3. Carry out environmental protection publicity and increase consumer awareness.

reuse

Repurposing refers to using used items multiple times or in another way, and it is also an important way to reduce waste.

Which items in your home that would be thrown away as trash can be reused?

Recyclable items in households account for about half of all trash

What should we do?

To solve the garbage problem, efforts must be made from all aspects. First, we must reduce the amount of garbage, then recycle usable materials, and then treat the rest harmlessly.

Key points of this lesson

1. Reducing the amount of garbage is a way to solve the garbage problem from the source.

2. A common way to reduce waste is to reduce discarding and reuse.

2. Excessive packaging will cause a waste of resources and generate a lot of garbage.

1. Fill in the blanks.

1. ___________ is a solution to the garbage problem from the source.

2. The ways to reduce the amount of garbage are _______ and _______.

3. _________ refers to using used things in another way, which is an important way to reduce the amount of garbage.

choose

1. ( ) is an important method to reduce the amount of garbage.

A. Use disposable items B. Choose beautifully packaged items C. Reuse

2. Xiao Ming opened a box of dried lychees. There was a large piece of plastic foam and a piece of yellow silk cloth inside. The dried lychees only accounted for 1/6 of the volume and 1/2 of the mass. I think such a package is ( ).

A. Exquisite packaging B. Necessary packaging C. Excessive packaging

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Update Time: 2024-11-24

This template belongs to science courseware Science Edition for Sixth Grade Science Volume 2 industry PPT template

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