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jonah wittkamper

Location: Silver Spring, United States

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About: Social entrepreneur of many stripes

jonah wittkamper

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Creating Sustainable Business for a S...

You never cease to Amaze me...

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Meet the finalists

Marco Cremona

Sustainable Water Recy...

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Craig White

Photosynthetic Archite...

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Mathew Holloway

Artica – Eco Friendly...

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any info about leather tanners in Kazak?

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Shortlist

Marco Cremona

Sustainable Water Recy...

Rating:

Currently 3/5 Stars.

Craig White

Photosynthetic Archite...

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Currently 2.5/5 Stars.

Mario Rosato

AFADS: A low-cost trea...

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Currently 2.5/5 Stars.

Mark Mullen

Free commuter bikes, L...

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Currently 2.5/5 Stars.

Sameer Hajee

Clean lighting for imm...

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Currently 2.5/5 Stars.

Anne-Kathrin Kuhl...

Social Stock Exchanges...

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Currently 2.5/5 Stars.

Gilles Gallo

SOLAR-COOKER-BY-ID-COOK

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Currently 2.5/5 Stars.

Kresse Wesling

The Elvis & Kresse Org...

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Currently 2.5/5 Stars.

John Armstrong

A new idea for recover...

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Mathew Holloway

Artica – Eco Friendly...

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Currently 2.5/5 Stars.

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