Today’s society has entered a “risk society”.Since the 1980s，researches on risk communication have developed more than 30 years.Based on literature review，this paper analyzed several paths of researches on risk communication effects from different perspectives and research methods，such as（1）the relationship between media presentation and risk communication effects from the communication perspectives；（2）the relationship among risk assessment model，risk management measures and risk communication effects from the management perspective；（3）the relationship among the participants’ strategies，reactive tokens and risk communication effects from public relations and semantics perspective；（4）the relationship between risk perception and risk communication effects；（5）new methods from discourse analysis.