The residents of the world's high background natural radiation areas (HBNRAs), such as
Ramsar (in Iran), Guarapari (in Brazil), Orissa and Kerala (in India) and Yangjiang (in China) …

A high natural background radiation area is reported for the Chhatrapur beach placer
deposit of Orissa state, on the southeastern coast of India, due to the presence of radiogenic …

High levels of natural radiation areas occur in some parts of coastal tracts of India. The
newly discovered Erasama beach placer deposit, part of the eastern coast of Orissa State …

Located in the south-western part of Brazil, the state of Rio de Janeiro is geotectonically
contained within a complex structural province that resulted in the amalgamation of the …

A survey programme aimed at studying the environmental radioactivity in the Brazilian state
of Rio Grande do Norte was undertaken. Fifty-two soil samples, together with two rock and …

The present paper describes a detailed study on the distribution of radionuclides along
Chavara–Neendakara placer deposit, a high background radiation area (HBRA) along the …

Fifty-one soil samples were collected to a depth of 30 cm in the central and eastern region of
the Brazilian state of Rio Grande do Norte. Concentrations of background radionuclides in …

The beach placer deposits in the southern coastal Orissa, India may have significant levels
of radiation due to the presence of Th and U bearing minerals such as monazite and zircon …

In order to assess the radionuclide content of building materials utilized in the towns of
Guarapari and Meiaipe, located in the Brazilian state Espírito Santo, 48 samples of raw …

The assessment of a population's radiological impact due to radiation emitted by natural
radionuclides is important because it is associated with the health of the people. The …