Lena Gravis
Author Archive

Lena Gravis

Lena manages international content at the Ellen MacArthur Foundation. She writes for Circulate about French news and is responsible for the international section.
You can email Lena at lena[at]ellenmacarthurfoundation.org

Book ReviewsNews

Martin Stuchtey, Per-Anders Enqvist and Klaus Zumwinkel explain why demand for a system reset is louder than ever, and why economic, social and environmental opportunities are in need of a new narrative.

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CitiesEnergy and Material FlowsFuture of...

After decades of stagnation in methods, business models and productivity, the construction industry is on the threshold of radical transformation.

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International Correspondents

The idea of a circular economy has attracted a lot of interest and expectations in Finland, but translating the hype into concrete action has still been a question mark for both industry and policy makers. To overcome this, a national action plan is now being prepared that will help Finland

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Hunter Lovins
Food

Hunter Lovins argues that we need a ‘circular economy of the soil’ to feed a growing population, restore soil quality and ultimately reconcile farming systems with natural cycles.

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cities
CitiesEnergy and Material Flows

But what may happen to the city if we develop regenerative activities by internalising energy and material flows? In this episode Michael Batty elaborates on the future developments of cities.

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Cities

What can traffic light may tell us about how our economy could work? It may seem a strange question to ask, but Dirk Helbing is the person who makes the connection.

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Energy and Material Flows

How does a country go through a renewable energy transition? Well, no country has done it before and there is no blue print to follow, but Germany is leading the world in this front.

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International Correspondents

With 60 million of old tyres stock piled or dumped around South Africa, waste tyres have become a significant problem. The country’s waste management infrastructure is almost inexistent and recovery rate for disused tyres hardly reaches 4%. Illegal dumps filled up by 10 million of waste tyres per year are

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Food

Our agriculture system is under a greater strain than ever before. The growth of global green yields has fallen behind global population growth, and artificial fertilisers and pesticides are reducing the soil’s ability to renew. “We need to take a different direction”€, say Martin Stuchtey and Morten Rossé, who explore ways to reshape our food

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Energy and Material Flows

Remanufacturing allows us to use product components again at high quality while reducing energy demand by – in some cases – 80%. Given the material constraints we face, why this is not happening at a wider scale? In this episode, Nabil Nasr puts forward what he sees as the issues

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