The Pine Tree project has completed extensive environmental impact studies to monitor and protect threatened and endangered species including the desert tortoise and the Mojave ground squirrel.

• 松树项目已经完成了广泛的环境影响研究，以监测和保护可能受到威胁和危险的生物物种，包括沙漠龟和莫哈韦地面松鼠等。