Environment

Methane Emissions

Class-Research-Fieldwork: 
150 Projects Tags: 
Status: 
Reviewed
In D-Lab: Discovery, a group of students explored the solution space to curve down the uncontrolled emissions of methane gas. The goal is to promote environmentally friendly solutions that minimize the greenhouse effect. On a molecule-for-molecule basis methane is about eighty times stronger greenhouse gas than carbon dioxide.
D-Lab

Rubble Rousers

Class-Research-Fieldwork: 
150 Projects Tags: 
Status: 
Reviewed
Rubble Rousers is working with community partner Grassroots United in Haiti to develop low-cost gabions (cages filled with irregular stones) made with local materials such as coconut husks. Gabions are used for the clearing of rubble, as well as building construction and repair.
Port-au-Prince

Educational Workshops on Deforestation

Class-Research-Fieldwork: 
150 Projects Tags: 
Status: 
Reviewed
The 2011 D-Lab Rwanda team ran hands-on educational workshops on topics of importance to the local community, such as deforestation. As part of this class, students and community members planted trees together.
Butare

ZacaTech

Class-Research-Fieldwork: 
Status: 
Reviewed
ZacaTech is building hydroponics agricultural systems at schools, which can be expanded into greenhouses using recycled tires and plastic mattress bags. Through collaboration with Ciclo Reciclaje Residencial/AZAPE, students will be compensated for plastic bottles they recycle, generating funds to cover maintenance costs.
Zacatecas

Green Grease

Class-Research-Fieldwork: 
Status: 
Reviewed
The Green Grease Project creates strategies for utilizing waste vegetable oil as fuel in Sao Paulo waste picker cooperatives. The solution combines a vehicle conversion technique designed to fit the needs of waste picker cooperatives with an implementation plan that extends into nine Brazilian cities.
Sao Paulo

Plastic Bottle Chipper

Class-Research-Fieldwork: 
150 Projects Tags: 
Status: 
Reviewed
Waste pickers, known as catadores in Brazil, earn a living collecting and selling recyclables from the trash. Intermediaries that granulate plastic bottles into flakes sell it to industry and capture 75% of the value. A low-cost human-powered plastic chipper could help catadores co-ops to maximize their profits.
Sao Paulo

Exploring Uses for Water Hyacinth

Class-Research-Fieldwork: 
Status: 
Reviewed
Water hyacinth is an invasive plant species that grows across lakes and rivers, sometimes doubling its size in just 7 days. It takes much effort to remove but is not currently considered useful post-removal. A D-Lab team explored alternative uses for this plant to incentivize its removal, including use as a packing material or for making charcoal.
West Bengal

Community-Based Biodiversity

Class-Research-Fieldwork: 
150 Projects Tags: 
Status: 
Reviewed
A community-based model for promotion of biodiversity in indigenous areas is being explored in rural Zambia. D-Lab is helping co-develop technologies and systems that allow community members to live improved lives while decreasing their dependence on threatened biological resources.
Nyalugwe
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