Radiation pollution

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

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