NCERT Class 6 Science Chapter 16: Garbage In, Garbage Out YouTube Lecture Handouts

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Garbage

• Food waste

• Throwing tickets

• Sharpening pencils

• Spilling ink

• Domestic waste

• Packaging waste

• Swachh Bharat Abhiyan

• Safaikaramcharis take it to landfills

• Separation of waste – what can be reused and what cannot be

• Segregation of Waste – what rots and smells and what does not rot

• Blue bin is for materials that can be used again — such as plastics, metals and glass

• Green bins are for collecting kitchen and other plant or animal wastes

• Biowaste can be converted to manure and called as compost

  👉 Compost from kitchen garbage using redworms is vermicomposting –

• Redworms do not have teeth. They have a structure called ‘gizzard’, which helps them in grinding their food.

• Redworms can eat food equal to its own weight daily

• It cannot survive in too hot and too cold climate and requires moisture

• Saves money as no chemical fertilizers are procured for agriculture

• Delhi Smog recently

• Foul smell – bacterial activity

• Cloth fibres are being manufactured in Germany, USA and India from waste packaging material and plastic water bottles.

• Best out of Waste – Rock Garden of Chandigarh

• Books written by Arvind Gupta - “Kabaad se Jugaad” and “Dump se Pump” – published by NBT

👉 Papier-mâchè, a paste made of clay and paper in which I have mixed some rice husk (soak the paper pieces, color, add leaves and flowers)

• Photoframe

• Greeting card

• Recycle newspapers

• Envelopes

• Notebooks

• From plastic bag to cloth or paper bags

Plastics

• Toys, shoes, bags, pens, combs, tooth brushes, buckets, bottles, and water pipes

• Some can be recycled

• Not to store food in plastics

• Harmful on heating or burning

• Can led to cancer

• Stray animals swallow them

• Choke the drains

Tackle the Problem

• Minimize use of plastic bags

• Use paper bags

• Not store eatables

• Not throw plastic here and there

• Not burn

• Recycle paper

• Use vermicomposting

• Don’t waste paper

• Proper disposal

• More garbage we generate – difficult it is to get rid of it

-Mayank