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  1. Biodiversitatea in Delta Dunarii

  2. Δασικές πυρκαγιές. Ο πλανήτης Γη καλεί...S.O.S.

  3. Cuarzo rosa

  4. L'acqua

  5. Aragonito

  6. Weblink: Los Angeles at Night

  7. Liquid Helium

  8. Video: 3D planetary system - augmented reality

  9. Cosmic Velocities

  10. Doppler Effect

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