Thanks to the Land Institute for sponsoring this video! To learn more about their work, visit To feed everyone in the future, we may need to disrupt 10,000 years of farming practices and turn agriculture into a closed system. Thanks also to our supporters on ___________________________________________ To learn more, start your googling with these keywords: Annual plant: living for a year or less, perpetuating itself by seed Perennial plant: living for several years Polyculture: the simultaneous cultivation or exploitation of several crops or kinds of animals Natural systems agriculture: cropping systems based on processes found in nature Agroforestry: land use management that combines the cultivation of trees/shrubs with crops/pasture to create more productive and sustainable land-use systems Alley cropping: planting agricultural crops between rows of trees or shrubs ___________________________________________ If you liked this week’s video, you might also like: Alley cropping: Agroforestry: _________________________________________ Subscribe to MinuteEarth on YouTube: Support us on Patreon: And visit our website: Say hello on Facebook: And Twitter: And download our videos on itunes: ___________________________________________ Credits (and Twitter handles): Script Writer: Alex Reich (@alexhreich) Script Editor: Emily Elert (@eelert) Video Illustrator: Jesse Agar Video Director: Kate Yoshida (@KateYoshida) Video Narrator: Kate Yoshida (@KateYoshida) With Contributions From: Henry Reich, Ever Salazar, Peter Reich, David Goldenberg Music by: Nathaniel Schroeder: ___________________________________________ References: Baker, B. 2017. Can Modern Agriculture Be Sustainable? Perennial polyculture holds promise. BioScience, 67(4), 325-331. Crews, T. E. 2016. Closing the Gap between Grasslands and Grain Agriculture. Kan. JL & Pub. Pol'y, 26, 274. Dawson, C. J., & Hilton, J. 2011. Fertiliser availability in a resource-limited world: Production and recycling of nitrogen and phosphorus. Food Policy, 36, S14-S22. Famiglietti, J. S. 2014. The global groundwater crisis. Nature Climate Change, 4(11), 945-948. Kantar, M. B. et al. 2016. Perennial grain and oilseed crops. Annual review of plant biology, 67, 703-729. Montgomery, D. R. (2007). Soil erosion and agricultural sustainability. Proceedings of the National Academy of Sciences, 104(33), 13268-13272.