Forestrangers take down the DAMS, and the beavers rebuild them.
森林守护人员拆除了坝堤，而海狸们又把坝堤恢复起来。
2
Forestrangers patrol with elephants as part of a local government campaign against illegal logging in Jantho, Indonesia.
森林护林员骑大象巡逻是印度尼西亚仰度(jantho)市反对非法伐木计划的一部分。
3
Forestrangers can drop the sensors from aeroplanes to detect fires, showing their exact location and how fast and in what direction they are spreading.