Garbage In Garbage Out Class 6 th Science

Garbage In Garbage Out Class 6 th: Science (Chapter-16)

Introduction

How do we deal with Garbage

Components of Garbage at the landfill is separated as Useful Component Part of the garbage that can be re-used is called as Useful component. It is then treated by different processes to make it nontoxic Non-useful Component Part of the garbage that cannot be re-used is called as Non-useful component. It is then separated and spread over the landfill and covered with a layer of soil

Useful Garbage includes

Types of Garbage There are two types of Garbage Biodegradable (Useful) Non-Biodegradable (Nonuseful) Type of waste, typically originating from plant or animals, which can be decomposed by other living organisms/ method. Type of waste that cannot be decomposed by any method

Treatment of Useful Component of Garbage: Composting (CLICK)

Why we have different Dustbins? (CLICK)

Vermicomposting

Red-Worms and their role in Vermicomposting

Recycling We can recycle waste paper and re-use it for many purposes. Paper suitable for recycling is called as “Scrap paper”

Plastic: Boon or Curse !! (CLICK) Some kind of plastics an be recycled, not all of them Problems arise when we use plastics excessively and are ignorant about ways of disposing them All kinds of plastics release toxic gases upon heating or burning These gases may cause many health problems, including cancer, in humans Plastic bags cannot be recycled Stray animals swallow these plastic bags and fall sick

Save Environment: Reduce, Recycle & Re-use (3 R’s) v Reduce § Reduce unnecessary usage of natural resources v Recycle § Recycle and use the natural resources in different forms § Waste segregation is vital for recycling v Re-use § Use the same resource/s again and again (to the extent possible)

Thank You Any Queries/ Doubts?