Arxiu mensual: setembre de 2013

13th European Symposium for the protection of the night sky

13th European Symposium for the Protection of the Night Sky to be held in the Planetarium of Pamplona, Spain, from 12th to 14th September, 2013. Monitoring the Valencian sky. Polluted natural areas and dark places to be preserved Enric Marco. … Continua llegint

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