Food Towers the Farms of the Future?

As the human population continues to grow–some estimates suggest we may be heading for a worldwide total of 11,000,000,000 people, two-thirds more than on Earth today–feeding everyone is going to be a big challenge.

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New forms of sustainable farming are needed desperately. Some people propose that part of the solution might be found in giant skyscraper plantations in the cities, such as this 58-story “Skyfarm” envisaged by Gordon Graff at the University of Waterloo in Ontario.

Read more about Graf’s concept and view seven more designs for vertical farms in the National Geographic News feature FUTURE FARMS: High-Rise, Beach Pod, and Pyramid Pictures >>

Image courtesy Gordon Graff, Vertical Farm Project

Changing Planet

Forty years in U.S., UK, and South African media gives David Braun global perspective and experience across multiple storytelling platforms. His coverage of science, nature, politics, and technology has been published/broadcast by the BBC, CNN, NPR, AP, UPI, National Geographic, TechWeb, De Telegraaf, Travel World, and Argus South African Newspapers. He has published two books and won several journalism awards. He has 120,000 followers on social media. David Braun edits the National Geographic Society blog, hosting a global discussion on issues resonating with the Society's mission and initiatives. He also directs the Society side of the Fulbright-National Geographic Digital Storytelling Fellowship, awarded to Americans seeking the opportunity to spend nine months abroad, engaging local communities and sharing stories from the field with a global audience. Follow David on Facebook  Twitter  LinkedIn