This continuing series presents original leading edge research results in the field of sociology. Each chapter has been carefully selected in an attempt to present substantial advances across a broad spectrum. Included in this compilation are topics such as the mastering the demands of social and economic change as social indicators and predictors of primary and secondary control; alcohol consumption patterns in Sweden; ethnography as it applies to health care and sociology research; the effects of urbanisation on bird fauna in Valencia, Spain and in the streams and rivers of Patagonia, Argentina; and mental health among native and immigrant adolescents in Norway.