Abstract Thailand, one of the countries in the South-East Asia Region, is largely tropical. People who live in this sun-intense area cannot avoid risking exposure to the high concentrations of UV radiation. The incidence of skin cancer in this country is not uncommon and is found in males more than females. Over the past few decades, Thailand's dramatic economic growth brought about new environmental challenges in the once-agrarian economy. The transition of a former agricultural and mainly rural, to a modern industrialized society has confronted the country with a wide range of environmental problems including air, water and soil pollution, as well as difficulties in the management of waste and hazardous chemicals. In parallel, such modern democratic developments and increasing societal complexity have resulted in both short-term and long-term public health issues in Thailand. Among the environmental problems listed above, air pollution appears to be the main factor. Air pollution in Thailand is obviousl...