So, this tells you today's total water usage for your home, compared to your seven-day average.

如此一来，它就可以告诉你今天的家庭用水总量，与你七天的平均用水量相比。

In fact, it has one-third of the world's total fresh water, and much of it is in the Great Lakes.

事实上，加拿大拥有全世界三分之一的淡水量，其中大部分都蓄在五大湖泊里。

Meanwhile, a dozen small ice shelves, which sit on relatively warmer water, produced half the total water from ice melt during the same period.

同时，还有十几个小冰架坐落在相对温暖的水域，同期的融化量占整个融雪量的一半。

As the Yellow River, China's second longest river, reaches Maqu, the water it carries accounts for just 20% of the total water volume of the Yellow River.

中国的第二长河黄河刚流到玛曲时携带的水量只占黄河总水量的20%。

The much larger consumer of water in the state is California's massive 50 billion dollar-a-year agricultural industry that consumes about another 40% of California's total water supply.

加州用水量相对较大的是每年产值有 500 亿美元的农业，它消耗了加州总供水量的 40%。

Such  changes in surface temperature result in a redistribution of the total water between  the oceans and ice caps at the poles.

地表温度的这种变化导致海洋和两极冰盖之间的总水量重新分配。

It's not totally clear how much heavy water would do a person in, but experts estimate that anything more than 10% of your total water intake could start causing problems.

目前还不完全清楚一个人能喝多少重水，但专家估计，任何化学物质摄入超过10%的水总摄入量可能会引发问题。

Because it's really all a completely gargantuan network of tributaries that are all connected over time forming what is absolutely an undisputedly the largest river in terms of total water volume in the world.

因为它真的就是一支庞大的支流网络，随着时间的推移，所有支流都连接在一起，形成了一条无可争议的世界上最大的河流。

It’s not totally clear how much heavy water would do a person in, but experts estimate that anything more than 10% of your total water intake could start causing problems.

目前尚不完全清楚一个人在多少重水中会有多大影响， 但专家估计，超过总水摄入量 10% 的任何东西都可能开始引起问题。

But all things considered, only around 10% of California's total water supply is actually consumed by people in the state's various towns and cities like Los Angeles, San Diego, San Francisco, Sacramento, and all the others combined.

但综合考虑，加州的总供水量中，只有大约 10% 是由洛杉矶、圣地亚哥、旧金山、萨克拉门托和其他所有城市的居民实际消耗的。

The Southern Nevada water authority believes that these simple landscaping measures favoring sustainable desert landscaping over non-functional grass will save around nine and a half billion gallons of water a year, which is nearly 10% of Las Vegas's total water supply.

南内华达州水务局认为，这些倾向于可持续沙漠景观而非非功能性草地的简单景观设计措施，每年将节省约 95 亿加仑的水，这几乎是拉斯维加斯总供水量的 10%。