What is in leachate from landfills?

Leachate is normally a potentially highly polluting liquid because it contains high concentrations of dissolved and suspended organic matter, inorganic chemicals, and heavy metals18,20 as well as having both a high chemical oxygen demand (COD) and a high biological oxygen demand (BOD). Is landfill leachate harmful to humans? The leachate contains all sorts of harmful …

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Is sand good for landfills?

A layer of sand or gravel or a thick plastic mesh called a geonet drains excess precipi- tation from the protective cover soil to enhance stability and help prevent infiltra- tion of water through the landfill cap system. … This prevents clogging of the drainage layer. What type of soil is best for landfills? Loamy …

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What are the solid waste at home?

Municipal Solid Waste (MSW)—more commonly known as trash or garbage—consists of everyday items we use and then throw away, such as product packaging, grass clippings, furniture, clothing, bottles, food scraps, newspapers, appliances, paint, and batteries. This comes from our homes, schools, hospitals, and businesses. What are examples of solid waste? Examples of solid wastes include …

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What Sciences are linked to ecology?

Because of its focus on the higher levels of the organization of life on earth and on the interrelations between organisms and their environment, ecology draws heavily on many other branches of science, especially geology and geography, meteorology, pedology, chemistry, and physics. How is ecology related to social sciences? Thus, ecology in the social sciences …

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Which populations are most at risk of being impacted by climate change?

Other groups that are particularly vulnerable to the health effects of climate change include: pregnant women, immigrant groups (including those with limited English proficiency), indigenous peoples, the disabled, vulnerable occupational groups, such as workers who are exposed to extreme weather, and people with pre- … What communities are most at risk from climate change? Jakarta, …

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