Climate
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The population paradox
Since the time of Robert Malthus, we have been keenly aware that humans, like all creatures, live within environmental limits. more…
Fifty books to change the world
From an elegy to natural land to a tirade against fast food, a list of the “top” sustainability books is aiming to give a little romance and verve to a category sometimes seen as worthy but dull. more…
Reinventing fire
Since 1982, Rocky Mountain Institute has been hatching game-changing innovations to help make the world richer, fairer, cooler, and safer. more…
Energy crisis in the Pamir mountains
“Roof of the World’ is the Persian expression for the Pamir mountains in Tajikistan, which are among the highest in the world. more…
Water prospects in the 21st century
Access to water is one of the pressing global issues of the 21st century. As our global population grows and becomes wealthier, the demand for water will greatly increase. more…
E-learning not to fly
Not too long ago, Our World 2.0 guest writer Jonathan Wright, a farmer from the appropriately named Canadian town of Carbon, suggested that “education” in itself is not reason enough to fly. more…
US climate change legislation Q & A
What is the state of play for climate change legislation in America? more…
Our World 2.0 — 2009 in review
The year 2009 will be remembered as the year the world struggled and just about failed to seal a deal on climate change. more…
Rice, water, power: micro hydroelectricity in Japan
The peak oil and climate change imperatives raise real questions about how we can develop alternative sources of energy quickly and to scale. We don’t have the definitive answer as yet, but there are plenty of opportunities if we look to what we already have. more…
Debate 2.0: If only our climate were a bank…
Is Venezuelan President Hugo Chavez right when he says: “If the climate were a bank, the United States would have already saved it”? more…