LAND POLLUTION 



Agents, pollutants 



Definite Effects 



Possible Effects 



Human excreta 

 Sewage 



Garbage 



Industrial and radioactive 

 waste 



Fertilizers 



Pesticides (food chain) 



1. Schistosomiasis, taeniasis hookworm, 

 and other infections 



2. Urban filariasis 



3. Flies and other vectors 



4. Odor 



5. Rat and other rodent infestation 



6. Flies and other vector-transmitted 

 diseases 



7. Odor 



8. Pollution of water and air from 

 disposal practices 



10. Storage and effects from toxic 

 metals and other substances through 

 food chains 



11. (Loss of vegetation and soil, and 

 altered ecology) 



12. Ground water pollution effects, 

 surface water pollution effects 



13. Contamination of vegetation and 

 secondary foodstuffs 



9. Typhus, plague, leptospirosis, and 

 other infectious diseases 



323 



