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ID number:959194
 
Evaluation:
Published: 23.05.2011.
Language: Latvian
Level: Elementary school
Literature: n/a
References: Not used
Extract

Kas ir atmosfēra
Atmosfēra ir gāzveida apvalks, ko debess ķermeņi savas gravitācijas dēļ notur ap sevi. Parasti par atmosfēru uzskata to gāzu, tvaiku un putekļu apvalku, kas rotē kopā ar debess ķermeni.
Atmosfēra sastāv no 5 slāņiem- troposfēra, stratosfēra, mezosfēra, termosfēra, eksosfēra.
Galvenie atmosfēras piesārņojuma avoti:
Cilvēku saimnieciskā darbība:
Enerģētika un apkure;
Transports;
Industrija;
Lauksaimniecība.…

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