尼罗河流域全年气候温和。
The Nile Valley keeps a temperate climate throughout the year.
洪水过后，这条河的流域地形已经明显改变了。
The topography of the river's basin has changed significantly since the floods.
曼哈顿来的周末旅行者们在哈德逊河流域的饭店中度过了愉快的时光。
Weekenders from Manhattan enjoy restaurants in the Hudson River Valley.
如今河流排放越来越受到人为干预管束，需要出台国际河流流域的协定。
Today, river discharges are increasingly controlled by human intervention, creating a need for international river-basin agreements.
第一个季节是洪水泛滥季，这时候的尼罗河流域基本上会被水淹没几个月左右。
The first season was the flooding, or inundation, when the Nile valley was essentially submerged in water for a few months or so.
斯瓦特和印度河流域的洪水就像荷兰的黄热病蚊子一样，是形势可能恶化的象征。
The floods in Swat and the Indus valley are, like the yellow fever mosquitoes of the Netherlands, an indication that things could get worse.
湄公河流域的筑坝计划将会威胁到很多巨型鱼类，这种巨型淡水黄貂鱼只是其中一种。
The giant freshwater Mekong River stingray is just one of many mega fish species that could be threatened by dam-building plans in the Mekong River Basin.
地下水通常聚集在河流流域，但在干旱地区，地下水也可能完全保留在干涸河床的表面之下。
Groundwater commonly collects in stream drainages but may remain entirely beneath the surface of dry stream-beds in arid regions.
哈密尔顿推测，当这片内陆海退去，亚马逊河豚在流域留了下来，逐渐进化为一种恐怖动物。
When this inland sea retreated, Hamilton hypothesizes, the Amazon dolphins remained in the river basin, evolving into striking creatures.
植物平衡了生态系统、保护了流域、减缓了侵蚀、缓和了气候，为许多动物物种提供了庇护所。
Plant life balances ecosystems, protects watersheds, mitigates erosion, moderates climate and provides shelter for many animal species.
像人类一样，虎鲸也在全球范围内开拓了一系列不同的栖息地，占据了地球上的每一个海洋流域，拥有一个从一极延伸到另一极的帝国。
Like humans, killer whales have colonized a range of different habitats across the globe, occupying every ocean basin on the planet, with an empire that extends from pole to pole.
库班河流域出产俄罗斯1/8的谷物、肉类和牛奶。
The Kuban produces an eighth of Russia's grain, meat, and milk.
这一地区以其极为醇香的葡萄酒而闻名，这种酒在罗纳河流域没有可匹敌者。
The area is famous for its wonderfully fragrant wine which has no rivals in the Rhone.
河流的流域会有不同，对于有多大的流量才能被称为河流没有严格的规定。
Rivers can differ in size and there is no strict rule on how big a flow of water must be to be called as a river.
但是，顿河和第聂伯河流域的游牧部落开始从事家畜饲养，并开始开发邻近的大草原。
But the foraging communities of the cultures in the region of the Don and Dnieper rivers took up stock breeding and began to exploit the neighboring steppes.
在亚马逊流域，有无数的狩猎采集者，他们生活在世界上最大的沿河生长的树木的枝干上。
There are numberless hunter-gatherers in Amazonia, living along branches of the world's largest river tree.
在亚马逊河流域，我和我的同事们发现，在被牧场包围的一小片雨林中，最大的树木的死亡率增加了两倍。
In the Amazon, my colleagues and I found the mortality rate for the biggest trees had tripled in small patches of rainforest surrounded by pasture land.
例如，在亚马逊河流域，能否进入整个地区，将取决于当地船员和其他助手是否愿意进入实力相对强大的美洲印第安人群体居住的地区。
In the Aamazon, for example, access to entire regions would depend on the willingness of local crew members and other assistants to enter areas inhabited by relatively powerful Amerindian groups.
长江流域是南水北调工程的主要水源。
The Yangtze River basin is the main source for water in the South-North water Diversion Project.
印度河流域将会出现高水位的状况。
Areas along the Indus River will be badly affected due to extremely high flood conditions, the department has said.
海河流域的产粮区，地下水占了灌溉用水的70%。
The grain region of the Hai River Basin relies on groundwater for 70pc of irrigation.
在印度河流域案例中，双方代表相处融洽。
In the case of the Indus the two sides' representatives get along well.
雨水过多是亚马逊河与刚果河流域赤道地区的大问题。
Too much rain is the problem of the equatorial lands in the Amazon and Congo basins.
但我们可以看到来从火灾的薄雾，印度的恒河流域等等。
But we can see the haze from fires and so forth in the Ganges valley down below in India.
两图片的对比可以清楚揭示出该区流域的洪水情况。
A comparison between the two images reveals flooding on nearly every river system.
这些川流携带了大量营养物质，尤其是来自流域内各农场的氮。
The rivers carry with them a cargo of nutrients, in particular nitrogen, from farms in the watershed.
这些川流携带了大量营养物质，尤其是来自流域内各农场的氮。
The rivers carry with them a cargo of nutrients, in particular nitrogen, from farms in the watershed.
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