savannas

Sadly he had been brought up far from the grassy savannas of his home world Cathar and out of reach of the galaxy's more prosperous regions.

遗憾的是，他成长的地方远离母星卡瑟的大草原，与银河系较繁荣的区域也相去甚远。

In the forests and savannas where our species got its start, being able to reach up and pluck fruit trees was a good thing.

在人类起源的森林和热带大草原里，能够拿到和收集树上的果子是个好事。

Two studies in the project suggest a trend toward the formation of savannas at the eastern and southern parts of the forest.

而其中两项研究更指出，这片森林的东部和南部，有可能会转变为莽原。

Conventional wisdom says our earliest ancestors first stood up on two legs when they moved out of the forest and into the open savannas.

传统观点认为当人类最早的祖先最初从丛林迁移到平原时，开始用两条腿站立。

Temperatures cooled and the land became dries. Savannas were forming and forests were shrinking.

气温变凉，大地变干，热带稀树草原开始形成，森林渐渐缩。

Dry and moist forests, savannas and mangrove swamps are what covers the lands that are not used by the natives for living on.

干燥和潮湿的森林，草原和红树林覆盖着这片尚未被当地人开垦的土地。

This major advance allowed the human species to migrate from tropical savannas and eventually to inhabit most of the earth.

这个主要的进步让人类的品种从热带的大草原和最后移动居住于大部份的地球。

Because the changes will be rapid, natural ecosystems-wetlands, rain forests, savannas-may be unable to adapt.

因为变化来得太快，各式天然生态系统——沼泽、雨林和草原——可能会来不及适应。

This results in numerous open spaces in both deep tropical forests and in the woodlands that cover part of the African savannas.

这造成了热带雨林深处以及部分非洲热带稀树大草原上覆盖着的林地中大量的荒芜空地。

The new protected areas will encompass a mosaic of savannas covering ancient sand dunes, riverside forests, and swamp forests.

新建的保护区环绕成一个马赛克式的稀树草原，覆盖有古老的沙丘，河边的森林以及沼泽森林。

The report goes on to say that "it is more probable that forests will be replaced by ecosystems . . . such as tropical savannas. "

报告中接下来继续写道：“这些雨林很有可能被其他的生态系统所替代，例如热带草原。”

African elephant lives in sub-Saharan Africa. There it inhabits savannas and forests.

非洲象居住在非洲次撒哈拉沙漠的大草原和森林中。

Red tropical soil A type of soil formed under rainforests and in savannas in areas of alternating wet and dry seasons.

在热带雨林和热带草原地区，由于湿季和干季时交替所形成的一种土壤。

Sudan's dry savannas are a major source of the gum, whose global market is worth US$90 million.

苏丹干旱的热带草原是阿拉伯胶的主要产地，这种胶的全球市场份额到达9000万美元。

Therefore the jungles and the savannas know of no juvenile delinquency!

因此，丛林和荒原里没有“少年犯罪。”

typical climatic envelope of savannas.

稀树草原的典型气候信封。

Black mambas live in the savannas and rocky hills of southern and eastern Africa.

黑曼巴生活在非洲东南部的干燥大草原和岩石山丘上。

Soil emissions of nitrous oxide in fire-prone African savannas

在易燃烧的非洲热带大草原中火中的亚硝氧化物的土排放