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How Diatoms Benefit a Body of Water

Diatoms outcompete less desirable forms of algae for nutrients in the water reducing harmful blue-green algae and filamentous algae (string algae). They are able to do this because they photosynthesize earlier and in less light therefore they are able to consume nutrients like nitrogen and phosphorus before the nuisance algae. Diatoms are the primary food source at the base … Read more

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Planetary Science, Landscape Architecture and the Future of Swimming Pools

NASA’s image of what Venus might have looked like 3 billion years ago (Courtesy NASA)

“Robyn’s piece goes to show that a global perspective on how we use the earth’s vital resources isn’t enough—you need to travel to the planets to get the big picture”. Dr. Anthony F. Aveni, Colgate University Professor of Astronomy and Professor of Anthropology Much of the talk today is about going to Mars and I’ve … Read more

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