资讯
“It is difficult to come up with a culprit other than climate change.” The study is the culmination of multiple surveys carried out across southern Africa since 2005. While using radio carbon dating ...
Gender, land and labor endowments, and especially forest proximity and national context are key determinants of on-farm tree adoption and management. Trees on farms in Sub-Saharan Africa are typically ...
We begin this discussion of our species' evolution in Africa, near the end of the geological ... grasping foot that allowed it to forage in the trees. The canine teeth were probably large and ...
当前正在显示可能无法访问的结果。
隐藏无法访问的结果