The drought was spurred by low rainfall and unregulated water use.

这场干旱由降雨量低以及用水不规范造成。

That information enables researchers to determine rainfall patterns over the millennia.

这些信息使研究人员能够确定几千年来的降雨模式。

To the east is the Loess Plateau with little rainfall.

它的东面则是降水稀少的黄土高原。

In fact, Seattle ranks 44th among major US cities in average annual rainfall.

实际上，西雅图的年平均降雨量在美国主要城市中排名第 44位。

It appeared after a record amount of rainfall and that around 650 feet long, 65 feet wide and 65 feet deep, its volume is the equivalent of four Olympic swimming pools.

裂缝出现于创纪录的降雨之后，它大约有650英尺长，65英尺宽，65英尺深，它的体积相当于四个奥运游泳。

And as I mentioned earlier, areas like this received little to no rainfall annually.

我之前提起过，这样的地区年降雨量很少，几乎为零。

Indian officials say some parts of Kerala received more than twice the amount of rainfall that they usually do, and that's caused the worst flooding the state has seen in almost a century.

印度官员们表，邦部分地区降雨量比往年的2倍还多，这引发了邦近一个世纪以来最严重的洪灾。

Relief rain is common in mountainous areas where it can lead to more extreme local rainfall patterns, because the rain clouds form very quickly.

地形雨在山区很常见，它可以导致更极端的局部降雨，因为雨云形成非常快。

Others say its area naturally fluctuates depending on the amount of rainfall at its borders and that a drought in the late 20th century only made it look like the Sahara had grown.

另一些人则认为，撒哈沙漠面积的自然波动取决于其边界的降雨量，而20世纪末的一场干旱会让它看起来像是撒哈沙漠在扩张。

If we were aware of the weather would like, say, next next year, we could make sure that the famers planted appropriate grain varieties to produced the best yield from the available rainfall.

假设我们能提前知道明年的天气情况，我们就指导农民种植一些适的农作物产品，以确保在可用的雨水下获得最好的产量。

Everywhere on the South American continent would see reduced rainfall, and researchers at Princeton University found this would even severely decreased precipitation all along the North American west coast.

南美大陆的所有地方都将出现降雨减少，普林斯顿大学的研究人员发现，这甚至会严重减少整个北美西海岸的降水量。

When you have plenty of rainfall in the growing season or in the spring season, you're able to get plenty of good colors in early September, October and November.

当在雨水充沛的生长期或在春季，我们可以观赏到比在9月初、10月和11月更好看的树叶。

Now that there is little rainfall too.

现在降雨量也少了。

Globally, rainfall during major storms is expected to increase 20% by 2100.

到2100年，全球主要风暴期间的降雨量预计将增加20%。

But it drenched and flooded parts of southwestern Louisiana with as much as 17 inches of rainfall when Delta made landfall there as a Category 2 storm on Friday night.

但在周五晚上，飓风德尔塔以二级暴风雨形式登陆路易斯安那州西南部的部分地区时，降雨量高达17英寸。

In Miami, we're already seeing storm drains that erupt with water after heavy rainfalls, and cars and properties that are damaged due to flooding from high tide.

在迈阿密，我们已经看到暴雨后排水管和汽车及房地产因涨潮洪水而受损。

In places where there is a lot of rainfall, an abundance of life springs forth.

在雨量充沛的地方，生命会茁壮成长。

The fresh air is sometimes humid from the abundant rainfall of this area.

清新的空气有时会因这地区丰沛的降雨而潮湿。

But gas plants also went offline and weak rainfall lowered the output of hydroelectric dams.

天然气发电厂也关闭了，弱降雨还降低了水电站的发电量。

Now, significant rainfall is now flooding roads and stranding livestock.

现在，暴雨导致道路被淹、牲畜受困。