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  • Environmental impact bonds can help cities invest in green infrastructure

    Environmental impact bonds (EIBs) are a relatively new form of financing that combine private investment with government funding in a “pay for success” model. They are different than municipal bonds in that they are intended as a more experimental approach: for instance, Washington, D.C. started using EIBs to test green infrastructure and evaluate the results. Though all current EIBs are too early-stage to show formal evaluations, they are helping promote sustainability initiatives in D.C., Baltimore, and Atlanta.

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  • A revolution in hydropower makes waves in rural Colorado

    Thanks in part to the advancement of technology and federal reforms that now streamline a previously lengthy process, rural Colorado is proving to be a prime candidate for small hydropower projects.

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  • This African city is turning a mountain of trash into energy

    A growing population has led to a growing mountain of trash for Africa. One city is taking control of the issue by turning that trash into energy which not only reduces the amount of physical rubbish by 80 percent, but also powers 30 percent of the city's household energy needs.

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  • What Nairobi hotel businesses can learn from South Africa's water crisis

    With water scarcity a very real concept in South Africa, the hotels in the country may be able to learn how to survive by looking to Nairobi's various water conservation methods.

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  • How Cape Town was saved from running out of water

    In late 2017, Cape Town announced “day zero,” the projected date when water supplies would be so low that the city would turn off the taps. It was a bold move and people listened. Water use fell.

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  • Where Water is Scarce, Communities Turn to Reusing Wastewater

    Water conservation has been a hot topic for the last decade. As nations continue to search for ways to ensure a safe water supply for future generations, some places are looking to history for answers. Taking a page out of the 1970s water shortage era for Orange County in California, these places are finding ways to recycle sewage water into drinkable water.

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  • Squeezing more out of taps: How Cape Town cut consumption in half

    In early 2018, Cape Town was on its way to becoming the first developed city to run out of water for its residents. The city has since cut its consumption in half, led by residents who have decreased their water use dramatically, sharing tips in person and on social media. However, there is concern that changes are also encouraging illegal workarounds for the city's richest while the poor continue to be left behind.

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  • These Moroccans are turning foggy days into a solution to their water crisis

    Water was scarce in the Moroccan Ait Baamrane tribal region, which meant women and children often had to travel great distances to fetch water from wells. A new technology that harvests water from fog, however, has changed their way of life by generating enough clean drinking water for the entire region.

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  • Anacostia Rising: What's Next For D.C.'s 'Forgotten' River

    The Anacostia, which has long been one of the most polluted rivers in the country, has been given a new lease on life, thanks to cleanup efforts and a recent sewer upgrade in D.C. Since water quality has improved, there's been renewed interest in waterfront recreation and development. Now local groups are working to mitigate displacement from gentrification, with some success.

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  • How a small town reclaimed its grid and sparked a community revolution

    In Wolfhagen, Germany, one man led the quest to take back the electricity supply into the hands of the public. By entering a lengthy negotiation with E.ON, one of the biggest energy companies in the world, Martin Rühl demonstrated that public ownership of utilities would save residents money and empower them, as well. The small German town is now using its extra funding to explore renewable energy, acting as a leader for municipalities across Europe.

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