Image Attribution

Attribution-NonCommercial-ShareAlike 2.0 Generic (CC BY-NC-SA 2.0)

Jennifer Grant, Pembina Institute, Northern Lifeblood
Image link: https://www.flickr.com/photos/pembina/7495471736/in/album-72157637876932305/

Martin Rees By Festival della Scienza, CC BY-SA 2.0
Image link: https://commons.wikimedia.org/w/index.php?curid=18609295

CC0 licence

https://freeimages.red/photo/woods-trees-12314.html
https://freeimages.red/photo/wind-power-12529.html
https://freeimages.red/photo/lantern-at-night-8885.html