However, as sea levels rose, erosion reshaped the coast.

然而，随着海平面上升，海岸被侵蚀。

This is the abnormal rise in sea levels as a hurricane blows water ashore.

当飓风临近海岸时，海平面会升高。

Rising sea levels do not just threaten Tuvalu.

海平面上升不仅威胁图瓦卢。

It's over 1,000 feet below sea level.

它在海平面以下1000英尺。

Its coastal areas are threatened by rising sea levels.

其沿海到海平面上升威胁。

But thirty feet below sea level, their dominion ceases, their influence fades, their power vanishes!

但在海平面三十英尺以下，他们权力便达不到了，他们气焰便熄灭了，他们成势便消失了！

They are living through extreme weather events and rising sea levels.

他们生活在极端天气和海平面上升威胁之中。

The move is due to global warming and rising sea levels.

此次搬迁是由全球变暖和海平面上升所致。

760 miles per hour is about the speed of sound at sea level.

每小时760英里相当于海平面上声速。

Sea levels could rise higher covering land with water.

海平面可能上升更高，水会覆盖着更多土。

In fact, most of the Siwa oases lies at roughly 19 metres below sea level.

实际上，锡瓦绿洲大部分低于海平面约19米。

The real-life Dumbo octopus is known for sailing thousands of feet below sea level.

现实生活中小飞象章鱼因在海平面下数千英尺航行而闻名。

Located more than four miles or some 6,500 meters below the surface of the Pacific.

位于太平洋海平面四英里以下，有些甚至深至6500米处。

Locked inside is enough water to raise sea levels by 6 metres.

被锁在里面水足以使海平面上升6米。

This is coming under threat now with rising sea levels and global warming.

由于海平面不断升高以及全球变暖，我们都在遭着洪水威胁。

New York City is at sea level, so we're talking about real oxygen.

纽约市在海平面上，所以我们谈论是真正氧气。

The air pressure at sea level is nearly 15 pounds for each square inch.

海平面上大气压力每平方英寸大约有15磅。

And these floods wouldn't have happened without the sea level rise that we've already seen.

如果没有我们已经看到海平面上升，这些洪水就不会发生。

Sea levels will rise as ice around the Earth's poles continues to melt.

极冰川持续融化会使海平面升高。

Here, half a mile above sea level, rise the battlements of Cesta Tower.

這裡高度是海平面上半英里， 切斯塔塔 (Cesta Tower) 城垛豎立起於此。