NASA | GPM: The Fresh(water) Connection

The video discusses the limited accessibility of water on Earth, emphasizing the importance of precipitation as a source of drinking water. It introduces the GSM satellite mission, which provides global observations of rain and snow. The video highlights the significance of accurate precipitation data in understanding droughts and their impact on agriculture. It also addresses the frequency of floods and the necessity of snowfall data for transportation safety. Finally, it underscores the need to understand all phases of precipitation to grasp the global distribution of freshwater.

What is the primary source of drinking water for the global population?

• Rivers

• Precipitation

• Groundwater

• Desalination

What is the main purpose of the GSM satellite mission?

• To provide data on rain and snow

• To monitor ocean currents

• To measure air pollution

• To track wildlife migration

How often does the GSM satellite provide observations?

• Every hour

• Every three hours

• Every twelve hours

• Every six hours

Why is understanding snow precipitation important?

• For measuring air quality

• For transportation safety

• For predicting earthquakes

• For tracking wildlife

How frequent are major floods globally?

• Once a year

• Once a day

• Once a month

• Once a week