In recent decades, the situation of the reduction in forest area is relatively serious in the countries which in the tropical region.
最近几十年以来，热带地区国家森林面积减少的情况也十分严重。
Obviously, the Lunan stone forest was developed in tropical paleoclimate, when the region of lower latitude was at a lower altitude.
纬度较低的路南石林是处在低海拔时古热带环境下形成的。
Obviously, the Lunan stone forest was developed in tropical paleoclimate, when the region of lower latitude was at a lower altitude.
纬度较低的路南石林是处在低海拔时古热带环境下形成的。
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