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 Date: 2014-02-19 13:09:55Lighting Optics International Dark-Sky Association Night sky Dark-sky preserve Sky brightness Naked eye Sky Street light Observational astronomy Light pollution Astronomy |
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Having trouble viewing this email?Click here International DarkSky Association | Soil Fungi Are The Root Of All Yields Invisible to the naked eye, soil fungi bring nutrients and water to roots and fend off disease, too. By Dan Zinkand, Managing Editor IF YOU ASKED 1,000 people what part of the plantDocID: 1rJTv - View Document |
| The first World Atlas of the artificial night sky brightnessDocID: 1ra8f - View Document |
| A Simple Guide to Backyard Astronomy Using Binoculars or a Small Telescope Assembled by Carol Beigel Where and When to Go Look at the Stars Dress for the OccasionDocID: 1r8M4 - View Document |
| Next Meeting: Public Viewing Session August 21/22, 2009 Darling Hill Observatory, 8:00 pm - ??DocID: 1r88Z - View Document |
| Next Meeting: Public Viewing Session October 16/17, 2009 Darling Hill Observatory, 7:00 pm - ??DocID: 1r41v - View Document |