A trash compactor rolls over an active dump site at Pioneer Crossing Landfill in Birdsboro, Pa.
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Most food waste still goes into red bins of mixed waste bound for landfill. It’s using up precious landfill space and harming the environment when it could produce valuable compost and biogas instead.
Wasted food – and land, labor, chemicals, water and energy.
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Reducing food waste at home is an action that anyone can take to help slow climate change, often saving money in the process. More consumer education could help show people what to do.
Proper waste management can save lives and create wealth. Photo by James Wakibia/SOPA Images/LightRocket.
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The complexity of construction projects has driven an increase in building waste, which is difficult to recycle and reuse. But there are ways to minimise the problem.
How long do we really need chemicals to last?
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Alex Ford, University of Portsmouth and Kate Spencer, Queen Mary University of London
Killer whales among the animals at risk from a ‘second wave’ of pollutants, as coasts erode and sea levels rise.
Methane is the world’s second most abundant greenhouse gas. It doesn’t stay in the atmosphere as long as CO2, but it’s many times more potent.
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The lead author of a new UN report on methane explains the findings and how oil and gas companies could be making money and saving the climate at the same time.
Taiwan has made significant efforts in protecting its environment. A scholar writes about how the country educates its children on protecting the environment through Buddhist stories.
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.
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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.
Steven Depolo
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.
BravissimoS
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.