[解析]
(1)A.细节理解题,根据第一段 Imagine species (物种) diversifying instead of declining.That's rewilding.可知,Rewilding项目可以使物种多样而不是减少,故选A.
(2)D.细节理解题,根据What are challenges?这一栏下第三句Many farmers oppose the idea可知,很多农民反对这项提议,故选D.
(3)B.推理判断题,根据文中首句小标题"Get invoved!Make a donation!",'再结合全篇文章,可推测本文的最终目的是号召大家捐款,故选B.