What Causes Sea Level Rise? – NASA Space Place
![Screenshot from NASA Space Kids video, "What Causes Sea Level Rise?" via Youtube.](https://coastalcare.org/wp-content/uploads/2024/05/Screen-Shot-2024-05-07-at-9.49.44-PM-798x448.png)
People have been measuring local sea level at certain locations along the coasts for hundreds of years. And NASA has been measuring the global sea level for almost three decades. Over this time, scientists have observed that the global sea level has been rising. The ocean is about 7 to 8 inches higher now than it was a century ago. Why? Because Earth is getting warmer…