Living close to waste sites has multiple health risks.
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There are multiple health risks in living close to waste sites, with substantial racial and income differences playing a major role.
Methane bubbles form in a pit digester on a dairy farm as bacteria break down cow manure. The methane can be collected and used as an energy source.
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Energy companies are marketing a new fuel: 'renewable' natural gas. But it's not the same from a climate change perspective as wind or solar energy.
Compost awaiting distribution at the Las Virgenes Municipal Water District’s Rancho Las Virgenes compost facility, Calabasas, Calif.
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Turning food scraps and yard trimmings into compost improves soil, making it easier for people to grow their own food. City composting programs spread those benefits more widely.
Plastic waste that started as packaging clogs tropical landfills.
To manage plastic wastes, nations first need to know what they have and where it's coming from. A case study from Trinidad and Tobago shows how this approach can help identify solutions.
The market for plastic recycling is drying up, prompting a discussion over what to do with household waste.
Incineration of household waste has gotten a bad name, argues an economist, who sees today's recycling crisis as an opportunity to reconsider how the U.S. handles its waste.
Conveyors carry mixed plastic into a device that will shred recycle them at a plastics recycling plant in Vernon, California.
AP Photo/Reed Saxon,File
Since China stopped importing 'foreign garbage' in March 2018, scrap – especially plastic – has built up in the US. Will this shock trigger long-overdue investments in plastic recycling here?
Food packaging is one of the top uses for plastic in consumer goods.
Bio-based plastics made from natural sources break down more easily than conventional plastic, without producing toxic byproducts. But for this to happen they have to be composted, not buried in landfills.
Can Walmart go green while maintaining its commitment to low prices?
AP Photo/Tom Uhlman
Two business professors spent five years studying Walmart's ambition project to bring sustainability to its millions of budget-conscious customers – a plan that began with the birth of a granddaughter.
A jumble of steel scrap.
If the US were to stop dumping these valuable metals in landfills and to cease exporting them as cheap scrap, its imports could fall, and there would be less of these metals being made from scratch.
The Hulene landfill in Maputo, Mozambique.
Recent urban disasters in Ethiopia and Mozambique resulted in high female mortality, which was been largely ignored.
Methane is produced in landfill when organic waste decomposes.
Landfills produce huge amounts of methane. Many of the bigger operators capture it to turn into energy, but they’re wasting about 80% of what’s available. It’s time Australia stepped up.
A five-story coal ash pile next to the AES electric power plant in Guayama, Puerto Rico.
Low-income residents in Puerto Rico are fighting disposal of toxic coal ash in their communities. They're also campaigning to shift from coal energy – the source of the problem – to solar power.