Description:
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9 Podcasts:
 1. TradingWaterQuality080218.mp3 (played 4 times)
2. RapidForrestChange080929.mp3 (played 4 times)
3. AstronautFitness080929.mp3 (played 4 times)
4. EnergyandEarth080929.mp3 (played 3 times)
5. Sky2008Oct2.mp3 (played 4 times)
6. CorporationsandSustainability080929.mp3 (played 2 times)
7. WarmingOcean080512.mp3 (played 2 times)
8. VerticalFarms080922.mp3 (played 2 times)
9. Sky2008Oct6.mp3 (played 0 times)
Content:
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Moon near Jupiter October 6 and 7
October 6, 2008. As soon as darkness falls, look for the moon. You’ll find Jupiter blazing nearby. Jupiter and the moon look close together, but Jupiter is much farther away than the moon – 42 light-minutes tonight, in contrast to about a light-second for the moon.
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Feeding future cities with 'vertical farms'
Microbiologist Dickson Despommier of Columbia University talks about the idea of ‘vertical farming’ in city buildings — growing produce, even fish and poultry, in vertical greenhouses.
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Global warming may change ocean biology
Global warming could push ocean life in new directions, warns Jorge Sarmiento of Princeton University. Hear about Sarmiento’s research on how small temperature changes could have a big impact on ocean biology.
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Why corporations should go green
Sustainability is now necessary for the long-term survival of large businesses. Jay Banner of the University of Texas at Austin explains why.
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Study supports rowing for astronaut fitness
Medical researchers want to keep astronauts’ hearts healthy in space, so they looked to the sporting world to find the best excercise. Hear about why rowing is best.
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Moon and Venus in western dusk October 2
October 2, 2008. Look westward in early evening – near the place where the sun went down – to catch the waxing crescent moon and dazzling planet Venus. These are nighttime’s two brightest lights, and they can be seen this early evening from everywhere on Earth except far-northern latitudes.
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How will the energy issue impact Earth?
A British student wonders how the energy issue will impact our planet. Yale professor and ‘energy futurist’ Arnulf Gruber responds, and talks about what kids can do to help.
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Forest managers grapple with rapid change
Sally Collins of the U.S. Forest Service says that plans to manage American forests sometimes have to change fast. Hear Collins talk about forest fires, climate change, and other issues facing today’s forests.
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Can nutrients in water be traded like carbon?
Watersheds around the country are creating a market for trading water quality, which is somewhat similar to trading carbon credits. The purpose is to control nutrient pollution in water, which can – for example – cause coastal waters to become toxic to both humans and animals.
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