FEATURE: WHAT WOULD IT TAKE … to shape a planet on which people, other living things and the systems that support us can sustainabily co-exist?

For this special issue, Momentum magazine invited experts from around the world to share their thoughts on how we might craft solutions to some of the Earth's toughest challenges. Click on the images for visionary insights into how we can build better cities, boost renewable energy, save the planet from catastrophic failure and much more.

Alexandra Cousteau

Alexandra Cousteau

What would it take to create sustainable ocean fisheries?

Solomon Prakash

Solomon Prakash

What would it take for social entrepreneurship to make inroads into poverty?

Peter Gleik

Peter Gleick

What would it take to provide all people with access to clean water?

Brian Malow

Brian Malow

What would it take for scientists to become better communicators?

Related: Extended interview
Video: “Best of Science Comedy From Science Comedian Brian Malow”

Johan Rockstrom

Johan RockstrÖm

What would it take to protect Earth’s systems from catastrophic failure?

Video: “Let the Environment Guide Our Development”

Peggy Liu

Peggy Liu

What would it take to supply global energy needs with renewables?

Plus Karen Turner on the rebound effect, Paul Jacobson on ocean energy and Jeremy Rifkin on a sustainable energy future

Alex Steffen

Alex Steffen

What would it take to make a city carbon neutral?

Plus Janine Benyus on biomimicry and Paul Firth on sustainable smartphones
Videos: “The Shareable Future of Cities,” and “Biomimicry in Action”

Robert Socolow

Robert Socolow

What would it take to solve climate change?

Plus Kerry Emanuel on climate change skepticism and Gavin Schmidt on uncertainty
Related: Extended interview

Jason Clay

Jason Clay

What would it take to grow enough food while reducing environmental impacts?

Plus H. Charles J. Godfray on closing the yield gap and Jonathan Bloom on reducing food waste

M. Sanjayan

M. Sanjayan

What would it take to stem the loss of biodiversity?

Related: Extended interview

Beverly and Dereck Joubert

Beverly & Dereck Joubert

What would it take to save the world’s large carnivores?

Plus Belinda Wright on illegal trade

Phaedra Ellis-Lamkins

Phaedra Ellis-Lamkins

What would it take to create a thriving green economy?

Related: Extended interview

Gretchen Daily

Gretchen Daily

What would it take to protect nature while meeting human needs?

Plus Claire Kremen on protecting pollinators

William Laurance

William Laurance

What would it take to halt deforestation in the tropics?

Plus Bharrat Jagdeo on protecting rain forests

Have Ideas of Your Own?

We welcome you to email them to momentum@umn.edu and we will share the best of the batch online.