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Radiation pollution
1. R K Kamble
Assistant Professor
Department of Environmental Science
S P College, Chandrapur
5 December 2011
2. What this unit about?
Definition of radiation pollution
Sources of radiation pollution
Natural
Anthropogenic
Classification and effects of radiation pollution
Ionising
Non-ionising
3. Effects
Direct effects
Indirect effects
Radioactive fallout
Early fallout
Delayed fallout
Protection and control from radiation
Units of radiation
Disintegration per sec, curie, Roentgen, Rad, Rem,
Becquerel, Gray
Hiroshima and Nagasaki, Chernobyl nuclear disaster
4. Disposal of radioactive waste/
royal waste
Dilute and disperse method
Delay and decay method
Concentrate and contain
5.
6. Basics
Henry Becquerel (1896) discovered the radioactivity
of uranium
Marie and Perry Curie (1898) discovered new
radioactive elements-radium and polonium
Spontaneous emission of particles and rays by an
unstable atomic nucleus is called radioactivity
Radioactive material emits alpha, beta and gamma
radiations
Half life period
Nuclear power plant
7. Basics
Henry Becquerel (1896) discovered the radioactivity
of uranium
Marie and Perry Curie (1898) discovered new
radioactive elements-radium and polonium
Spontaneous emission of particles and rays by an
unstable atomic nucleus is called radioactivity
Radioactive material emits alpha, beta and gamma
radiations
Half life period
Nuclear power plant