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  • 'Zero waste' town recycles most of its trash

    Kamikatsu, a small town in rural Japan, went from incinerating trash to recycling about 80 percent of it--all while reducing greenhouse gas emissions and saving money. The program is run by Zero Waste Academy, a nonprofit that helps train residents and businesses on best recycling practices. Now, Kamikatsu's success has drawn planners from around the world to learn.

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  • A new leaf: the hardy trees reforesting the Amazon

    Years of illegal gold mining have left much of Peru's forests desolate and the lands poisoned. However, scientists have recently come across one species of tree that is thriving despite the harsh realities of the land. In a piloted attempt to restore the forest, these scientists are experimenting with a variety of tree species to see which will continue to grow.

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  • This professor wants to power Puerto Rico with a little help from Reddit

    After Hurricane Maria devastated much of Puerto Rico, much of the country was left without power and some were subsequently left sick due to fumes from generators. After receiving a call from a relative in his home county, Professor Monxo Lopez of New York City’s Hunter College was determined to create affordable solar for his home country.

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  • Why Oslo's 'greedy method' may be the answer to Utah's air pollution woes

    Faced with poor air quality, the city of Oslo instituted a set of policy measures that have resulted in a dramatic improvement. Many of these policies center around transportation including incentivizing the production and purchase of electric cars, reducing the number of cars in the city, and creating car-free zones.

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  • Istanbul Vending Machines Offer Subway Credit for Recycled Bottles and Cans

    In an attempt to lessen their role in contributing to waste, Istanbul has installed “reverse vending machines” at metro stations that incentivize recycling. For every plastic bottle or aluminum can inserted into the machine, public transportation users earn cash to redeem for trips.

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  • Ocean plastic is a huge problem. Blockchain could be part of the solution.

    Plastic waste often ends up in oceans which in turn impacts not only the health of the coastal ecosystem, but human health as well when people consume fish that have ingested the plastic fragments. To keep plastic out of the oceans, Plastic Bank, a company based in Vancouver, has created and launched a blockchain-based recycling system in Haiti that exchanges cryptocurrency via an app when plastic is deposited in a recycling center.

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  • The California Indigenous Peoples Using Fire for Agroforestry

    The Karuk and Yoruk tribes use prescribed burning to keep land healthy and encourage the growth of traditional foods and medicines. New resources and partnerships are helping to bring back small-scale fires and revive important cultural practices.

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  • Why aren't we mining landfills for valuable materials like metals and soil?

    Across the country, projects that mine landfills for reusable metals and soils are underway. Can such mining prove profitable enough to spur similar efforts on a grand scale? So far, some projects have seen profits while others have not. But as society increasingly values pollution and greenhouse gas reduction, incentives for refuse mining can only grow.

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  • How Colorado's ski resorts can continue making snow in drought years like this one

    Several dry winters in the 1970s and 1980s prompted ski resorts to have a backup plan: make their own snow. The result is a solution that helps ski resorts and does not hurt the environment: man-made snow is stored in reservoirs and the majority re-enters natural water sources after ski season. Still, the Colorado Water Conservation Board oversees the process to ensure no harm is actually done.

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  • SamTrans prepares to roll out 10 electric buses in fleet-replacement program

    In California, Governor Jerry Brown has implemented a deadline to have "all transit agencies to eliminate carbon emissions" by 2040. San Mateo County is moving towards this goal by releasing a fleet of electric buses.

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