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IN DEPTH: Cracking the Conundrum of What to Do With Old Landfill Sites?

Across the EU the legacy of that is an estimated 150,000 to 500,000 historic landfill sites – many not built to today’s sanitary standards. On 31 August this year a four-year EU funded project investigating the potential to recover materials, energy and land from these sites concluded. Link to full …

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Technology for alternative fuel firing

Use of low-grade alternative fuels such as waste coal, tyres, sewage sludge, and biomass fuels (such as wood products, agricultural waste, etc.) in pre-calciners is a feasible option since combustion in pre-calciner takes place at a lower temperature. Link to full article

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Technology for alternative fuel firing

Use of low-grade alternative fuels such as waste coal, tyres, sewage sludge, and biomass fuels (such as wood products, agricultural waste, etc.) in pre-calciners is a feasible option since combustion in pre-calciner takes place at a lower temperature. Link to full article

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Climate explained: seven reasons to be wary of waste-to-energy proposals

I was in Switzerland recently and discovered that they haven’t had any landfill since the early 2000s, because all of their waste is either recycledincinerated to produce electricity. How “green” is it to incinerate waste in order to produce electricity? Is it something New Zealand should consider, so that 1) …

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What Is Commingled Recycling? How Single-Stream Recycling Works

When we were little, we were told that one of the core rules of proper recycling was that each different item — glass, plastic, paper, and aluminum — should be placed in its own separate bin. Many sanitation and recycling programs run by municipalities follow this model, having pickup days …

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