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The Climax of Humanity

Demographically and economically, our era is unique in human history. Depending on how we manage the next few decades, we could usher in environmental sustainability--or collapse

By George Musser

The Big Potential of Small Farms

With the help of affordable irrigation and access to markets, farmers in the developing world can grow more food and climb out of poverty

By Paul Polak

Sustaining the Variety of Life

A new understanding of how species become extinct suggests how to preserve them--and at a cost that doesn't break the bank

By Stuart L. Pimm and Clinton Jenkins

Public Health in Transition

Chronic disorders such as heart disease and diabetes, once common only in the industrial nations, are now sweeping the rest of the globe. Meanwhile the threat of infectious diseases still looms large. New public health priorities are urgently needed

By Barry R. Bloom

More Profit with Less Carbon

Focusing on energy efficiency will do more than protect Earth's climate--it will make businesses and consumers richer

By Amory B. Lovins

How Should We Set Priorities?

The world faces no shortage of problems--or of good ideas to solve them. Which should we tackle next? Even as leaders converge on some answers, new markets are being set up to preempt politics

By W. Wayt Gibbs

Economics in a Full World

The global economy is now so large that society can no longer safely pretend it operates within a limitless ecosystem. Developing an economy that can be sustained within the finite biosphere requires new ways of thinking

By Herman E. Daly

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