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  • It ain't easy being green in the world's most polluted city

    Fed up with living in the world's most polluted city, some residents are fighting back, on their rooftops and backyards. In 2010, India launched the Jawarharlal Nehru Solar Mission, a government program to deploy 20,000 megawatts of grid-connected solar power in the country, but much of this push for renewable energy has only been focused on rural areas, leading urban residents to take up local control of their energy supplies.

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  • Big Ideas in Social Change, 2014

    A overview of 2014's Fixes columns - connecting the dots between 60 or so ways that people are trying to change the world.

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  • Los Angeles, City of Water

    LOS ANGELES is the nation’s water archvillain, according to public perception, notorious for its usurpation of water hundreds of miles away to slake the thirst of its ever-expanding population. Recently, however, Los Angeles has reduced its reliance on outside sources of water - it has become, of all things, a leader in sustainable water management, a pioneer in big-city use of cost-effective, environmentally beneficial water conservation, collection and reuse technologies.

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  • Drinking More Vodka: A Green Solution to Melting Icy Roads?

    Salt has become a costly and environmental problem in the twenty first century, with consumers overusing it in cooking and melting city roads during the winter. Salt has risen in price and has infiltrated the waterways, affecting the life in the water and contaminating drinking water. As a greener alternative to salt, Washington State University scientists have learned that the biproducts of vodka can help melt ice and snow.

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  • A Depression Fighting Strategy That Could Go Viral

    A strategy for stopping widespread depression in developing countries should be as obvious as one for combatting epidemics. A new strategy aims to downshift jobs to local workers to act as peer therapists.

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  • Can teaching Kenyan girls to save money also save them from HIV?

    For adolescent girls in Kenya, poverty increases the likelihood of sexual exploitation. The Safe and Smart Savings program at Zelyn Academy creates a “safe space," where girls can talk about two seemingly disparate — and often taboo — topics: smart savings and reproductive and sexual health, and help break the cycles of poverty and HIV/AIDS.

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  • Prescribing Vegetables, Not Pills

    Wholesome Wave, a nonprofit organization that advocates for access to better food in low-income neighborhoods runs a program based on a simple idea to deal with a complex problem: instead of drugs or admonishments to lose weight, doctors provide families with a “prescription” to eat fruits and vegetables, as well as other tools to improve their health.

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  • Tanzania's ambitious water project undercut by dueling economics

    A water program funded by the World Bank has run into some obstacles as it tries to bring clean water to rural villages in Tanzania. The use of private contractors for projects and allowing communities to decide what water system they should build has led to delays in bringing access to water for residents.

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  • How a $1.42 billion project failed to bring water to this Tanzanian village

    Years after a World Bank pilot program built a system to bring clean water to villages in Tanzania, these communities are finding it difficult to fix and operate these projects. While some villages were able to raise funds to maintain these costly water systems, not every community has been able to repair them.

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  • Can biomimicry tackle our toughest water problems?

    Clean water and healthy ecosystems are becoming increasingly difficult to come by. With floating islands and other inventions, eco-entrepreneur Bruce Kania thinks that biomimicry - such as reconstructing wetlands and growing biofilms - can tackle the toughest of water problems.

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