Tag Archives: Globalisation

Existing cropland could feed 4 billion more

An abundant supply of food for a hungry world, hidden in plain sight In many areas (lighter areas), crops used for non-food uses (biofuels, other) were not delivered to the food system. Credit: Emily S Cassidy et al./Environmental Research Letters Reallocating croplands away from fuels and animal feed could boost food available for people by 70 […]

XPrize After Earth challenge

The XPrize Foundation has teamed up with  Sony Pictures Entertainment and Overbrook Entertainment to launch a robotics competition celebrating the release of After Earth, in theaters May 31. In Phase 1 of the challenge, teams will create a 2–3 minute video essay that answers targeted questions and describes their thinking on the importance of space exploration, […]

The Limits of the Earth — Part 2: Expanding the Limits

by Ramez Naam (Credit: NASA) This is part two of a two-part series on the limits of human economic growth on planet Earth.  Part one details some of the environmental and natural resource challenges we’re up against. Part two, here, looks at the ultimate size of the resource pool and solutions to our problems.  Both parts […]

Global e-mail patterns reveal ‘clash of civilizations’

The mesh of civilizations in e-mail patterns (credit: Bogdan State et al.) The global pattern of e-mail communication reflects the cultural fault lines thought to determine future conflict, say computational social scientists. In 1992, the Harvard-based political scientist Samuel Hartington suggested that future conflicts would be driven largely by cultural differences. He went on to […]

IT’S TIME FOR A REAL POLICY ON ASTEROIDS

by Peter A. Garretson Edge-on view of our solar system with Sun (white) in the center, showing the population of near-Earth asteroids (NEAs) and potentially hazardous asteroids (PHAs) that scientists think are likely to exist based on the NEOWISE survey. Positions of a simulated population of PHAs on a typical day are shown in bright orange, […]

UPLOADED E-CREWS FOR INTERSTELLAR MISSIONS

 by Giulio Prisco Artwork: The bright star Alpha Centauri and its surroundings (credit: ESO) The awesome 100 Year Starship (100YSS) initiative by DARPA and NASA proposes to send people to the stars by the year 2100 — a huge challenge that will require bold, visionary, out-of-the-box thinking. There are major challenges. “Using current propulsion technology, travel to a […]

2012 STATE OF THE FUTURE

“The world is getting richer, healthier, better educated, more peaceful, and better connected, and people are living longer; yet half the world is potentially unstable,” according to Jerome C. Glenn, CEO of The Millennium Project and co-author of the “2012 State of the Future,” an overview of our global situation, problems, solutions, and prospects for the future. The […]