Melting Ice, Rising Seas
[13-Oct-09] The ice is melting. The seas are rising. Little by little, in most parts of the world, the ocean is overtaking the land. Most of us don't think much about sea level rise, but it's one of the biggest signs that humans are affecting the Earth's climate. And it's something worth watching. (00:04:31) Credit: NASA/Goddard Space Flight Center.