With investor backing, the utility company Nuru built a 1.3-megawatt minigrid that, due to its interconnectivity with a hydropower grid, can power streetlight, phone, and internet services, plus a private company that pumps, treats and distributes water to the Congolese community of Goma. Residents report financial savings and greater feelings of safety.
Read MoreFly ash bricks help reduce construction waste by utilizing the powdery by-product of burning coal. They are a green replacement for red clay bricks, which contribute to 5-15% of India’s emissions. They also utilize waste from coal-based thermal plants, which often gets disposed of by being dumped in water bodies and on roadsides. In comparison to red clay bricks, fly ash bricks are less expensive and the production process doesn’t emit smoke or use the more fertile top soil. Their use has been mandated by some regions and about 150 small fly ash enterprises have emerged.
Read MoreNature-based solutions to climate change involve strategic use of greenery to staunch the negative impacts of climate change broadly, but these solutions also have been proven to increase jobs and contribute to the overall economy. For instance, in Portland, the Green Streets project used trees rather than concrete to absorb excess runoff, helping the city in multiple ways in the process.
Read MoreAn ad-hoc community that sprung up around a former military bunker in what is now Taipei was initially seen by the city government as a blight, with irregular buildings that violated structural codes and its self-contained disposal system that looked unsightly. But when Finnish architect Marco Casagrande examined the area, he discovered that its residents had created a truly revolutionary community more eco-friendly than the surrounding city; so "Treasure Hill" was transformed into an artist community that serves as a model for sustainable urbanism.
Read MoreThe rapid development of emerging economies across Asia and Africa is lifting hundreds of millions of people out of poverty - but there is much debate as to how to best structure this growth. If these economies evolve in the same way as in the West - with unchecked, excessive resource consumption and heavy pollution - the planet may be on the fast track to disaster. Earthrise explores how these nations can grow sustainably using improved, eco-conscious technologies like renewable energy and eco-friendly farming practices.
Read MoreNew philanthropic funding models are distributing to Indigenous peoples and local communities in climate and biodiversity hotspots, enabling them to continue traditional practices that greatly benefit the environment. One core principle is the building of strong on-the-ground relationships, then providing “no-strings” grants with little follow-up reporting required.
Read MoreA building material made of hemp fibers, water, and clay or lime is a sustainable alternative to other options like concrete. Dubbed hempcrete, the product has many benefits including a very low carbon footprint, active sequestration of carbon dioxide, and using a sustainable, fast-growing crop as its base.
Read MoreCollaboration between the Hmong community, researchers, and park authorities in northern Thailand has allowed them to work together to restore the forest in Doi Suthep-Pui National Park. Between 1997 and 2013, they used assisted regeneration to restoring 33 hectares of forest, which also increased the area’s natural flora and fauna. Because of their efforts, their approach is being implemented in tropical forests around the world, including Cambodia, Madagascar, and Tanzania.
Read MoreAs building developers in Kenya design new structures that are more environmentally friendly and sustainable, they can look to the Garden City Mall in Nairobi as a successful example. This mixed-use development with shopping, residential, and office spaces uses solar energy, which helps cut energy costs by over 30 million shillings each year. The mall also was the first in the region to receive an international green building certification.
Read MoreAfter a tornado devastated Greensburg, Kansas, the town decided to use the disaster as an opportunity to become more environmentally sustainable. For example, they built a new school out of recycled wood and it was powered with geothermal heat. While the maintenance of these sustainable features can be tricky, this shift to a greener town can be a case study for others looking to make the transition.
Read MoreCollections are versatile, powerful and simple to create. From a customized course reader to an action-guide for an upcoming service-learning trip, collections illuminate themes, guide inquiry, and provide context for how people around the worls are responding to social challenges.
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