Photography credits

Three of the photographs on this site are used under open licences. The originals were resized and re-encoded for the web; they were not otherwise altered.

• Grain terminal, Halifax

  By Quintin Soloviev, via Wikimedia Commons, licensed under CC BY 4.0.

• Combine in a wheat field

  By Dan Kollmann, via Wikimedia Commons, licensed under CC BY-SA 3.0.

• Mixed pulses

  Via Wikimedia Commons, released under CC0 1.0 into the public domain.

• Sunset over the Pacific

  Ventura Trade Company.