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Circular agriculture, the model of the future

Cows should be fed with fodder rich in fibres and low in proteins. Photo: Christopher Michel, Wikimedia Commons.

In September 2018, the Dutch minister for agriculture Carola Schouten announced that circular agriculture will become her main policy goal. Circular agriculture, also known as low external input farming, is the model of the future. The minister intends to remove obstacles to it, and to stimulate this model all across the country. An old principle

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on: 28 January 2019

Insects are in decline, around the world. How worried should we be?

The plight of the monarch butterfly has been widely reported. But researchers emphasize that we need to pay attention to less charismatic insects as well. Photo: Wikimedia Commons.

Widely reported studies this year and last led to headlines globally of an ‘insect Armageddon.’ The real story of insects is more nuanced — but probably just as unsettling. This article was originally published on the site of Ensia. When Susan Weller travelled to Ecuador to study tiger moths in the 1980s, she found plenty

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on: 16 January 2019

Biohydrogen: the next green alternative fuel

Biohydrogen: the next green alternative fuel

Hydrogen has a high energy content (120-142.9 MJ/kg); it is a clean energy carrier and can replace fossil fuels. Hydrogen is already a fuel of choice for space programs; it guarantees environmental quality and mitigates climate change. However, the presently used commercial methods for its production are not environmentally friendly; they require a major energy

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on: 10 January 2019

Engineering life will require responsibility and control

Engineering life will require responsibility and control

The quest for engineering life is an infinite ‘marketplace’ for science, commerce and society. They are the very stakeholders that will have to decide on the rules of the game: responsibility and control. An almost impossible task, but one that we will have to face squarely. The answers will determine our future. This is the

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on: 3 January 2019