Browse General Resources

Browse General Resources

This IQuest has been created to take you on a journey that allows you to discover how water, the single most important ingredient for life as we know it, moves through Earth’s systems. We will also learn how NASA is able to follow the water as it moves in and out of its three phases during its travels, and why this is vital to our existence.
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This IQuest has been created to take you on a journey that allows you to discover how water, the single most important ingredient for life as we know it, moves through Earth’s systems.
Show me the Water
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This short video, derived from the Science on a Sphere film "Water Falls", explores how Earth's freshwater resources are allocated and used.
Water's Family Tree: Where Did it Come From?
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Read about the chemistry of water and how scientists believe it formed and came to be found on Earth.
Earth's Water Delivery: No Passport Required
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Water on Earth travels freely, without regard to borders, but it's not evenly distributed around the world, and that distribution is changing as climate changes.
Reading a Rain Gauge
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Rain gauges are the most common tool for measuring rain, but how do they actually work? What are some other ways we measure precipitation?
Precious Freshness
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Humans need freshwater for many purposes, but it's not evenly distributed across our planet, which can create challenges for many communities.
Magnifying glass over a globe.
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Read about why we need to measure precipitation from space, instead of relying solely on ground-based measurements.
https://www.youtube.com/watch?v=uXxMrIpMV5c
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Step by step instructions and a parts list to build your own LEGO model of the GPM Core Observatory.
Video Tour of the Precipitation Education Website
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A quick video walkthrough of the major features of the GPM Precipitation Education website, including how to browse and search for educational resources.
Worldwide Rain Gauges Animation
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A simple illustrative comparison of the number of rain gauges active worldwide.

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