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Revision as of 17:34, 18 October 2019

Title of script: Introduction to waste

Author: Green Communities Foundation team and Nancy Varkey, Spoken Tutorial project

Keywords: introduction to waste, types of waste, segregation of waste, waste management


Title slide

Introduction to waste

Welcome to this spoken tutorial on “Introduction to waste”.
Learning Objectives slide In this tutorial, we will learn about:
  • Waste
  • Different types of waste and
  • Segregation of waste according to their types
Image of waste [1]


Image of plastic bottles, snack packets, leftover food

Waste is any substance, which has been discarded by the consumer.


For example: used plastic bottles, snack packets, leftover food.

Image of waste [2]


Image of waste [3]


Image of waste [4]

Human beings produce different kinds of waste every day.


This depends on the materials they use in their daily lives.

Image of sources of waste [5]


Image of houses, offices, schools, hospitals, industries [6]

Waste comes from various sources.


For example – houses, offices, schools, hospitals, industries.

Image of question mark [7] So, where does all this waste go?
Image of India [8] India generates 62 million tonnes of waste every year.
Image of waste processing [9]

15% in bold text

Out of this, only 15 percent of urban India’s waste is processed.
Image of Mumbai city [10]

32% in bold text

In Mumbai alone, only 32.17 per cent of the total waste generated, gets treated on a daily basis.
Image of landfill [11] Most of the waste is dumped into landfills (or dumping grounds) by the municipal workers.
Image of landfill [12]


Image of pollution [13]

This waste is dumped into the open or burnt and not treated scientifically.


This in turn, leads to pollution.

Image of money [14] But waste can actually be utilized to make money.
Image of paper bundles [15]

Image of plastic trash [16]

For example – plastic and paper can be resold as dry waste for recycling.
Image of kitchen waste [17]

Image of compost from kitchen waste [18]

Kitchen waste can be converted into compost and used for plants.
But how can we make waste as a valuable resource?
Image of waste segregation [18] The first step is to segregate (or separate) waste at source.


Separating the waste according to its type is a healthy lifestyle practice.

Image of waste classification [19] Waste can be classified into the following broad types.
Image of organic waste [20]


Organic or biodegradable waste includes waste from the kitchen.


For example: fruit and vegetable peels, food waste, flowers, etc.

Image of compost [21] This waste can be decomposed when transferred into the soil.
Image of recyclable waste [22] Recyclable waste includes waste that can be recycled to make other products of use.


For example: paper, glass, plastics, metal.

Image of domestic hazardous waste [23] Domestic hazardous waste includes household waste, which cannot be recycled or decomposed.


It poses serious harm to whoever handles it, without any protection.


Examples: sanitary pads, diapers, broken glass, used syringe.

Image of domestic electronic waste [24] Electronic waste includes electronic items which have been discarded by the consumer.


Examples: mobile phone, battery, wire, parts of a computer.

Image of a human smiling [25] Understanding different types of waste is the first step towards waste management.
Let us summarise.
Summary slide In this tutorial, we have learnt about:
  • Waste
  • Different types of waste and
  • Segregation of waste according to their types

Green Communities Foundation slide


Green Communities Foundation

greencf.org

  • is a ‘not for profit’ organisation
  • primarily to improve waste management
  • and reduce environmental pollution.
Spoken Tutorial Project Slide


Spoken Tutorial Project, IIT Bombay is funded by NMEICT, MHRD, Govt. of India.


For more details, please visit http://spoken-tutorial.org

THANK YOU slide


This tutorial has been contributed by
  • Green Communities Foundation
  • and the Spoken Tutorial Project, IIT Bombay.

This is Nancy Varkey signing off. Thanks for joining.

Contributors and Content Editors

Nancyvarkey, PoojaMoolya

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