The document defines environment as the sum of all surrounding conditions affecting the development and existence of living organisms, including both natural forces and other living things. It identifies the natural or physical environment and the human or built environment as the two main components. Sources of pollution like smoke from industries, chemical fertilizers, and garbage are discussed. Methods to reduce environmental impact include stopping deforestation, limiting garbage and industrial waste, and using natural fertilizers like cow dung.

1. Prepared by
Tengkambirth T Sangma,Nilsha B marak, Janitha D Sangma
Roll no 45,20,9
Class vii
Subject Social Studies (Geograhy)
Jengjal Govt U.p School

2. The sum total of all
surroundings of a living
organism, including natural
forces and other living things,
which provide conditions for de
velopment and growth as well
as of danger and damage.

3. Components of Environment
1) The natural or the physical environment
- All the living and non-living things that occur
naturally on earth. Examples of non-living are
mountains, valleys, steep slopes etc. Living are human
beings, natural vegetation, other organisms etc
2) The human environment or built environment
- It refers to things which are created or modified by
the human beings. For example houses, railways,
roads, canals, electricity, network of telephone lines,
shipyard and aerodromes, agriculture etc.

4.  Soil pollution
 Water pollution
 Air pollution

5.  smoke from
Industries
 Chemical fertilizers
use in agriculture
 Throwing of
domestic garbage

6. Effect on environment
can be stop by
 Stop Deforestation and plant
more trees
 StopThrowing of garbage
 Set up factories at far places
 Use cowdung as fertilizer

7. Sources
 Text Book:A textbook of social studies, class vii,
section iii geography, unit 1 our environment, page
no. G1-G4.
 : http://www.businessdictionary.com/definition/envir
onment.html#ixzz3dyoMgGiu
 http://biology.tutorvista.com/environmental-
pollution/soil-pollution.html
 https://fojailnohel.files.wordpress.com/2009/03/safe
_imagephp-custom.jpg
 http://i.ytimg.com/vi/Kv1b8KtCD4c/hqdefault.jpg
 http://images.wisegeek.com/spraying-pesticides-on-
field.jpg

8. Thank you