Waste treatment and disposal encompasses the engineered processes and systems used to manage solid, liquid, and gaseous wastes to minimize environmental and human health impacts. It includes physical, chemical, and biological treatment methods such as sedimentation, filtration, adsorption, oxidation–reduction, incineration, composting, anaerobic digestion, and advanced thermal or physicochemical processes, often integrated with resource recovery (e.g., energy, nutrients, materials). Disposal refers to the final placement of residuals in landfills, deep-well injection, or other long-term containment systems designed with liners, leachate collection, gas management, and monitoring to control emissions, prevent groundwater contamination, and ensure regulatory compliance.
Japan is looking into using a remote deserted Pacific island nearly 2,000 kilometers (1,250 miles) from Tokyo as a site for burying nuclear waste, officials said.
Environment
Mar 4, 2026
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Despite some modest progress over the past two decades, Canada's waste diversion efforts remain wanting: according to the Canadian government, only 27% of the country's waste is recycled, composted, or otherwise diverted ...
Environment
Mar 3, 2026
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Viruses such as human norovirus can travel in vesicles, small fluid-filled sacs that are like shipping containers for cells. Viruses hidden in these containers are often harder to detect and may be more infectious than free-floating ...
Environment
Mar 2, 2026
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The amount of greenhouse gases produced by the wastewater sector may be higher than reports suggest. According to a paper published in the journal Nature Climate Change, countries are missing out on reporting a significant ...
Scientists have found a way to use common bacteria as tiny, green chemical factories to replace a process that currently relies on fossil fuels. In industrial hydrogenation, the hydrogen added to molecules to create products ...
Solutions to the plastic waste crisis are often pitched using words that can skew value judgments, new research argues. The paper, authored by the Sustainable Materials Innovation Hub at The University of Manchester, explores ...
Environment
Feb 25, 2026
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The Kunming-Montreal Global Biodiversity Framework states that plastic pollution must be eliminated by 2030. So why haven't we enacted measures that make a real difference?
Environment
Feb 13, 2026
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As semiconductor manufacturing rapidly expands to meet growing global demand for generative AI and advanced electronics, a new review published in Environmental Science & Technology assesses the current state of science, ...
Environment
Feb 13, 2026
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A research team at The Hong Kong University of Science and Technology (HKUST) has developed an innovative urban food waste management framework by analyzing food waste data from 29 large cities worldwide, including Hong Kong, ...
Environment
Feb 8, 2026
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European nations voted Friday to allow for chemical recycling to play a larger role in the production of plastic bottles, overcoming reservations about the energy-intensive technology.
Environment
Feb 7, 2026
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