Abstract: With increasing extent and intensity of human activities, the rockfalls and their induced hazards have become more and more prominent, especially in mountainous regions. As a result, studies on rockfall hazards and relevant prevention and mitigation measures have been gaining extensive attentions. Generally speaking, methods for mitigating rockfall hazards can be classified two kinds. They are initiative measures and passive measures. They can be applied in various circumstances of rockfall hazards. After presenting a brief introduction to these measures, the paper analyzes applicable scopes and suitable conditions for each measure.