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1 Day

There are numerous online resources to access local and regional real-time/time relevant information. Here are a few of them listed below:


Our fundamental unit of measure of time is a day-- the time it takes for the Earth to make one full revolution on its axis. We divide that full cycle into 24 parts (hours), then parse those parts into 60 minutes of 60 seconds each.

  • How does temperature, precipitation, streamflow and other natural processes relate to the cycle of night and day?
  • What is the diurnal cycle and how does it relate to photosynthesis?

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Clouds are a primary way that water is circulated through the atmosphere. Want to learn more about different types of these immense hydro- phenomenons which hold millions of pounds of water suspended in thin air? Take the Cloud Quiz.

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Last Updated Wednesday, 20-Aug-2008 11:22:39 EDT by
Please see the Paleoclimatology Contact Page or the NCDC Contact Page if you have questions or comments.