10. 
    pollution
    (Learning Modules / Geography / Geography of energy) The modification of the environment by substances or chemicals in a way that produces negative impacts.
    Found op http://www.encyclo.co.uk/visitor-contributions.php
    
    
11. 
    Pollution
    the introduction by man, directly or indirectly, of substances or energy to the marine environment resulting in deleterious effects.
    Found op http://www.fishonline.org/glossary
    
    
12. 
    Pollution
    An undesirable contaminate (gas, liquid, noise, solid) which has been released into, and is now a part of, the environment.
    Found op http://www.frontierassoc.net/greenaffordablehousing/tools/ChemicalTerms.sht
    
    
13. 
    Pollution
    Pol·lu'tion noun [ Latin pollutio : confer French pollution .] 1. The act of polluting, or the state of being polluted (in any sense of the verb); defilement; uncleanness; impurity. 2. (Medicine) The emission of sem...
    Found op http://www.encyclo.co.uk/webster/P/119
    
    
14. 
    pollution
    <ecology> The changing of a natural environment, either by natural or artificial means, so that the environment becomes harmful to the living things normally found in it. ... most often this refers to the input of toxic chemicals into the environment. ... (09 Oct 1997) ...
    Found op http://www.mondofacto.com/facts/dictionary?pollution
    
    
15. 
    pollution
    noun undesirable state of the natural environment being contaminated with harmful substances as a consequence of human activities
    Found op http://wordnetweb.princeton.edu/perl/webwn?s=pollution
    
    
16. 
    pollution
    (pә-loo´shәn) a process of defiling or making impure, especially contamination by noxious substances.
    Found op http://www.encyclo.co.uk/local/21001
    
    
17. 
    Pollution
    • (n.) The act of polluting, or the state of being polluted (in any sense of the verb); defilement; uncleanness; impurity. • (n.) The emission of semen, or sperm, at other times than in sexual intercourse.
    Found op http://thinkexist.com/dictionary/meaning/pollution/
    
    
18. 
    pollution
    (from the article `caste`) ...to raise themselves in the social order. Such efforts have been more successful in the case of low but ritually pure castes than in the case of ... The second reason, closely related to the foregoing, is that one element of dogma in every religion is the definition of p...
    Found op http://www.britannica.com/eb/a-z/p/89
    
    
19. 
    pollution
    the addition of any substance or form of energy (e.g., heat, sound, radioactivity) to the environment at a rate faster than the environment can ... [46 related articles]
    Found op http://www.britannica.com/eb/a-z/p/89
    
    
20. 
    pollution
    pollution 1. The introduction of harmful substances or products into the environment. 2. An undesirable state of the natural environment being contaminated with harmful substances as a consequence of human activities. 3. The act of contaminating or polluting; including (either intentionally or acc...
    Found op http://www.wordinfo.info/words/index/info/view_unit/1221/2
    
    
21. 
    Pollution
    A change in the physical, chemical, or biological characteristics of the air, water, or soil that can affect the health, survival, or activities of humans in an unwanted way. Some expand the term to include harmful effects on all forms of life.
    Found op http://www.encyclo.co.uk/visitor-contributions.php
    
    
22. 
    Pollution
    Pollution is the introduction of contaminants into a natural environment that causes instability, disorder, harm or discomfort to the ecosystem i.e. physical systems or living organisms. Pollution can take the form of chemical substances or energy, such as noise, heat or light. Pollutants, the comp...
    Found op http://en.wikipedia.org/wiki/Pollution
    
    

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