【多选题】下列可采取风险承担、风险规避、风险转换和风险控制等方法来应对的风险类型有( )。
【多选题】下列可采取风险承担、风险规避、风险转换和风险控制方法应对的风险类型有
【单选题】Many nations have promised to reduce greenhouse gas emissions, but are falling short of the _______ reduction of 25 to 40 percent of 1990 levels.
【简答题】The sea level rise is mainly caused by______ triggered by unchecked greenhouse gas emissions.