Radioecology analyses the behaviour and the effect of radioactive substancesRadioactive substances within the meaning of the Atomic Ener... in the biosphereSphere of life for all organisms on earth; it reaches only a.... It comprises production and release, transport through the abiotic part of the biosphereSphere of life for all organisms on earth; it reaches only a..., food chains, intakeSee 'Activity intake'. and distribution in humans and the effect of radiationEnergy dispersion through matter or space. In atomic physics... on living organisms.