The document is a list of image attributions citing various photographers and sources under Creative Commons licenses between 2008-2012, with most from 2009-2010. It does not contain any other text or context beyond the attribution lines.

1. dhcvh
This image attributed to Fytogreen © 2011 (CC BY 2.0)

2. This image attributed to Inhabitat © 2009 (CC BY-SA 2.0)

3. This image attributed to Patty Hume © 2009 (CC BY-SA 2.0)

4. This image attributed to David Icke © 2010 (CC BY-SA 2.0)

5. This image attributed to sniktaWP © 2010 (CC BY-SA 2.0)

6. This image attributed to Museum of Industry and Science Chicago © 2010 (CC BY-SA 2.0)

7. This image attributed to Centre for Clean Air Policy © 2012 (CC BY 2.0)

8. This image attributed to Geeky Swedes © 2009 (CC BY 2.0)

9. This image attributed to Listen Up, Juniper © 2012 (CC BY 2.0)

10. This image attributed to Picture Ninja © 2008 (CC BY 2.0)

11. This image attributed to Cannibal Rabbit © 2008 (CC BY 2.0)

12. This image attributed to Gifford Park © 2010 (CC BY-SA 2.0)

13. This image attributed to Lebbeus Woods © 2010 (CC BY-SA 2.0)

14. This image attributed to Light Rail Fits In © 2011 (CC BY-SA 2.0)

15. This image attributed to Eco Brooklyn Inc © 2012 (CC BY-SA 2.0)

16. This image attributed to Plush and Plunder © 2011 (CC BY 2.0)

17. This image attributed to Feeder © 2011 (CC BY 2.0)

18. This image attributed to Design Squish © 2010 (CC BY-SA 2.0)

19. This image attributed to Green Roofs© 2009 (CC BY 2.0)

20. This image attributed to the Scottish Government © 2008 (CC BY 2.0)