Tag Archive

Can We Feed and Save the Planet?

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Challenges of population control and food production need to be tackled in tandem
We are eating ourselves out of house and home. Recently, in the September 24 issue of Nature, Johan Rockström and his colleagues proposed 10 “planetary boundaries” to define safe limits of human activity. (Scientific American is part of the [...]

Is There Such a Thing as Agro-Imperialism?

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Dr. Robert Zeigler, an eminent American botanist, flew to Saudi Arabia in March for a series of high-level discussions about the future of the kingdom’s food supply. Saudi leaders were frightened: heavily dependent on imports, they had seen the price of rice and wheat, their dietary staples, fluctuate violently on the world market [...]

Food needs ‘fundamental rethink’

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A sustainable global food system in the 21st Century needs to be built on a series of “new fundamentals”, according to a leading food expert.
Tim Lang warned that the current system, designed in the 1940s, was showing “structural failures”, such as “astronomic” environmental costs.
The new approach needed to address key fundamentals like biodiversity, [...]

Algae: Biofuel Of The Future?

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In the world of alternative fuels, there may be nothing greener than pond scum.
Algae are tiny biological factories that use photosynthesis to transform carbon dioxide and sunlight into energy so efficiently that they can double their weight several times a day.
As part of the photosynthesis process algae produce oil and can generate [...]