Category Archives: Hydrology

Bio-luminescent San Deigo, California!

Posted on 10/05/2011 by wordpressadmin

Late last week, Pacific Ocean visitors near San Diego, California, USA were able to see an amazing sight that doesn’t happen very often… glowing waves! So what exactly is the process that causes the glowing waves? Algae!  This particular type … Continue reading →

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Measuring Rain

Posted on 11/04/2008 by peggy

For years, I have been measuring the rain in our back yard using a standard rain gauge similar to the ones used by the U.S. National Weather Service (Figure 1). Like the gauge used by GLOBE students, rain goes through … Continue reading →

Posted in Atmosphere, Backyard Science, Data included, General Science, GLOBE Protocols, Hydrology | Leave a comment

Puddles and the GLOBE inquiry model

Posted on 04/25/2008 by peggy

As the last (I promise!) blog on the Missouri puddle, I describe the informal puddle investigation in terms of the GLOBE Inquiry Model. The GLOBE Inquiry Model is a simple way to describe how scientists investigate questions. It’s easier to … Continue reading →

Posted in Atmosphere, General Science, Hydrology, Soil | Leave a comment

Part 5. Postscript to Missouri Puddles Blog

Posted on 04/15/2008 by peggy

(If you are interested in the Pole to Pole videoconference, just scroll down – it’s just below this one. I’m finishing up the puddles blog so that I can write a blog or two on inquiry, using the puddles as … Continue reading →

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Puddles and Soil Temperature, Part 4: Cool soil in the summertime

Posted on 04/07/2008 by peggy

During the summer, abundant sunshine during the long days heats up the ground near the surface. I’ve seen surface temperatures on dry ground up to 50°C in the south-central Great Plains of the United States. If you’ve dug a hole … Continue reading →

Posted in Atmosphere, Backyard Science, Hydrology, Land Cover, Soil | 1 Comment