Page 17 - SGG_220316_Teachers_Handbook_Module_2

3.4. Different methods of waste management
In general, all the waste should follow a specific treatment. In general, it should undergo material
recycling or thermal treatment. Often, due to technical or economic reasons this is not feasible.
Therefore, the waste is disposed of in a landfill after proper treatment.

The collection, transportation and the disposal of waste products is called waste
Page | 17 management. There are different methods of waste management, some of which have a
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greater impact on the environment than others. The most common ones are the following:

+ Cheap method + Energy from waste
- Requires the use of a large area - Produces ash and steam,
contaminating the air, water and
- It gives highly hazardous gases,
land.
like methane
- Expensive
1. Landfilling
2. Incineration

+Saves energy compared to the
energy required for creating +Natural process
products from scratch
+Free of hazardous by-products
+Reduces the waste that goes to
landfills and incinerators -Takes time
-Still takes energy 4. Composting
3. Recycling

This project has been funded with support from the European Commission. This communication reflects the
views only of the author, and the Commission cannot be held responsible for any use which may be made of the

information contained therein.