A new satellite, scheduled to launch this weekend, is the latest in a parade of missions to measure sea level rise. As climate reporter Rebecca Hersher explains, it's vital data for scientists trying to understand how global warming is affecting the Earth's oceans.
For more, you can also read Rebecca's story, "NASA Satellite To Measure Global Sea Level Rise."
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This episode was produced by Thomas Lu, edited by Viet Le, and fact-checked by Ariela Zebede.