WASTE prezentacja

waste

Natasza Nowakowska

But.. what is waste?

Objects which are no longer of any use to us are called WASTE

In everyday life, humans generate a lot of waste and throw it away:

Wrappers

Bottles

Leftover food

Old newspapers

Plastics

Broken objects

Why do we waste things?

they are no more useful

they are unwanted

they are old and worthless

they are defective

What happens to the waste?

It undergoes a series of processes

Sources of waste

domestic waste

industrial waste

biomedical waste

agricultural waste

nuclear waste

mineral waste

Domestic waste

generated in our house during everyday activities

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industrial waste

generated in various industrial processes

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Biomedical waste

waste from hospitals, laboratories, nursing homes

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agricultural waste

generated in different agricultural acivities

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nuclear waste

waste products of nuclear power plants: radioactive minerals and metals

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mineral waste

heavy metal residues polluting air and water near mines

According to the form of waste

Classification of waste

On the basis of moisture

According to the effect on life and environment

According to properties:

Electronic waste e-waste

gas

liquid

solid

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dry

wet

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non-hazardous

hazardous

- no harmful effect on our life or environment

-toxic and harmful to humans, animals and plants-inflammable-reactive-corrosive -explosive

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bio-degradable

Non--biodegradable

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computers, smartphones, fax machines, TV sets etc

Why do need to learn about waste?

It may cause serious health hazard to people and animals

It may lead to pollution of air, water, soil

Remember about recycling!!!

What should we do with e-waste

Postpone upgrading for as long as you can

Find opportunities for reuse

Try returning the item to the manufacturer

Take e-waste to a dedicated recycling facility

Follow the example!

The Japanese made all of the Olympic medals out of recycled material (smatphones, laptops etc) for the 2020 Tokyo Olimpics

In the Rio 2016 Olympic Games, car parts and mirror surfaces were used to produce silver and gold medals

sources

https://www.ecowatch.com/olympics-medals-recycled-smartphones-computers-2654414145.html https://www.nhm.ac.uk/discover/what-is-ewaste-and-what-can-we-do-about-it.html https://www.youtube.com/watch?v=_NkqwMitQ8o&list=RDCMUCT2OYGLtOyyui_9MGrnfyzA&start_radio=1&t=7s https://www.123rf.com/ https://www.innovationnewsnetwork.com/ https://www.colourbox.com/ https://vidhilegalpolicy.in/ https://www.ecotextile.com/ https://books.gw-project.org/ https://www.innovationnewsnetwork.com/ https://femoni.pl/recykling-metali

Thanks for watching!