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Gleaning: an Ancient Custom that May Return in the Future

Gleaning is an ancient tradition, deeply embedded in the agricultural world.

Wicked problems and wicked solutions: the case of the world's food supply

I am back from two days of full immersion in a meeting on something rather new for me: the world's food supply. I am still reeling from the impact. Whenever you go in some depth into anything; you see how immensely more complex things are in comparison to the pale shadow of the world that you perceive in the glittering screen of your TV. Everything is complex, and everything complex becomes …

Long live Italy! Can the "sun country" reach one million photovoltaic plants?

Despite the unabated economic disaster, despite unemployment, bureaucracy, overtaxation, bad government, corruption, mafia, and all the rest, Italians are reacting at least in one field: in renewable energy, especially photovoltaic energy.

Greece: the bad apple of the bunch?

If the "Limits to Growth" model describes the present situation, then the Greek decline is not a direct consequence of problems with the Euro or with wrong policies of the Greek government.

The Limits to Growth and Greece: Systemic or Financial collapse?

But, could it be that all the financial circus that we are seeing dancing in and around Greece be just the effect of much deeper causes?

The Great Oil Game: Resource Crisis in Russia?

Complex structures, such as states and empires, are always prone to collapse and they usually give little or no previous warnings.

Saudi Arabia: The great oil game

 With the recent increase in Saudi production, it is clear that they have something in mind.

Climate change: can the Seneca effect save us?

A Seneca shaped production curve would considerably reduce the amount of fossil carbon that can be burned in the future.

What we can still learn from "Star Trek": a saga of harmony in diversity

A low budget TV series that influenced a whole generation. Cardboard models of spaceships, few and simple special effects, a small number of actors always engaged in the same mock-up of the command bridge of a starship. And, yet ...

How do Empires hunt bears? The control of natural resources from ancient Rome to our times

You probably know the joke that starts with the question "how do economists hunt bears?"
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