[CHALLENGE] Extruder Prototyping
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1
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1393
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June 9, 2015
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[CHALLENGE 4c1a1]: A 10KWatt Home Tornado Generator
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1
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1173
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May 30, 2015
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[CHALLENGE 4c1b]: Community Open Source AC/DC micro-grid design
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1
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1231
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May 27, 2015
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[CHALLENGE 4c1d1a]: Gosol Community Solar Thermal
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1
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1385
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June 3, 2015
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[CHALLENGE] 4c1a2: Biodecomposition space heater
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1
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1194
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June 16, 2015
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[CHALLENGE]: Developing an OSCE position response on the Circular Economy Package
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2
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1275
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July 19, 2017
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[CHALLENGE] Open up education locally, neighbourhood or school :: Schulen zu offenen Lernwerkstätten machen, lokale Lernnetzwerke bauen
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1
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510
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June 30, 2017
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Challenge: Kaffeesatz verwerten - lokale Wertschöpfung fördern
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1
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582
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July 1, 2017
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Schön Wie Wir Aktion: Blumensamen-Grußkarten
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1
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689
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June 26, 2017
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[Challenge] Tag & Track – the material journey of Agora Rollberg Berlin
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1
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1130
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June 8, 2017
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ASSEMBLY – Soap Lab: Making Soap out of used cooking oil
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2
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821
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June 22, 2017
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Cradle-to-cradle packaging in China
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3
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698
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June 18, 2017
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CHALLENGE: An Open Source Circular Economy business model based on a Global Design Commons
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6
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1481
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June 10, 2017
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[Challenge] Cradle to Cradle and the Circular City *working title*
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4
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829
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June 6, 2017
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[CHALLENGE] Beyond the talk - Challenges on the way to a circular City
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1
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729
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June 6, 2017
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CHALLENGE: How Might We Redesign The Public Space Around Our Street Trees Using The Principles Of Circularity
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2
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1955
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May 29, 2017
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[CHALLENGE] Designing The Circular Economy Multi-stakeholder Game
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3
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974
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May 25, 2017
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Initiative Blühende Städte - Blooming Cities
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4
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943
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May 23, 2017
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WORKSHOP: Zirkuläre Organisationen / Circular Organisations
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2
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735
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May 18, 2017
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Challenge: Create a Game of a City Running on Circular Economy
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2
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1155
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May 3, 2017
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Reutilización de llantas
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1
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516
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April 12, 2017
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[CHALLENGE] Looking for Youth Challenges that Focus on Sustainable 3D Printing
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5
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1315
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March 29, 2017
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ACTION – Set Up & Work On An INDIVIDUAL CHALLENGE
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1
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1848
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October 5, 2016
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[Challenge] "Real time" related to Food Waste + Software
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5
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1367
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February 8, 2017
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[CHALLENGE] Closed-Loop Farming
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2
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1351
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February 8, 2017
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[Doers] We are looking for contributors to our collective blog
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1
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643
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October 18, 2016
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[CHALLENGE] Circular Sanitation
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23
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5001
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September 25, 2016
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CHALLENGE: Creating Word Clouds to Find Definitions Related to Circular Economy
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2
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1540
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May 22, 2016
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Support Social entrepreneurs who are working to protect and conserve our planet’s resources in Tanzania to make a positive difference in climate change
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1
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827
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June 1, 2016
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How To Post A Challenge
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6
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2807
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September 10, 2016
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