“…Twenty-five studies (17%) attributed NGOs as making a substantive impact – that is, they significantly influenced commercial practices or government/intergovernmental policy and regulation [ 22 , 26 , 40 , 44 , 48 , 52 , 57 , 59 , 76 , 77 , 85 , 96 , 106 , 108 , 111 , 113 , 115 , 124 , 127 , 129 , 134 , 141 , 146 , 158 , 160 ] (see Table 4 ). A further 13 studies identified a partial impact on policy and regulation, in which NGOs temporarily influenced policy, such as halting mining licenses, or industry responded through voluntary actions [ 23 , 27 , 49 , 61 , 70 , 72 , 77 , 79 , 83 , 89 , 90 , 135 , 139 , 143 ].…”