Martha Delgado
Mexico City
I trade your trash for organic food
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To raise awareness among Mexicans about the moutains of garbage being produced in the country, Martha invites people to sell their non-organic trash items in exchange for locally grown organic vegetables
À DÉCOUVRIR
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Martha DelgadoI trade your trash for organic food
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Sten de WitI created the world's first solar cycle path
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Pierfrancesco MaranI collect your food waste to make compost
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Alan HeegerI invented flexible solar panels
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Takao FurunoI use ducks instead of pesticides in my rice fields
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Mohamed HageI grow vegetables in the heart of the city
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Pilgrim BeartI lower your electricity bill
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Jan Peter BergkvistI co-created the world’s first chain of eco-hotels
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Martine PostmaI created the Repair Café
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