Lesson 3.3 of the MOOC 'The Role of Social Sciences in Nitrogen Research'
Material used in this video:
Intro video: Ronin Studio from Pixabay - CC0
Intro music: Bridge — KV [Audio Library Release]
Photo on the opening and closing slide: Nandhu Kumar from Pixabay - CC0
Clip of field: Tom Fisk from Pexels - CC0
Photo of crop residue: Lynn Betts / USDA Natural Resources Conservation Service from Wikimedia Commons - Public domain
Photo of organic farming: Kelly from Pexels - CC0
Photo of animal feed: Shruti Singh from Unsplash - CC0
Photo of fist: Clay Banks from Unsplash - CC0
Clip of hourglass: MattHrusc from Pixabay - CC0
Photo of hand shake: RODNAE Productions from Pexels - CC0
Illustartion of thinking: Tara Winstead from Pexels - CC0
Photo of fertilizer spreading: Vinay kumar Bairi from Pexels - CC0