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Conservation in the United States, history of activism before 1960 Forestry. List of national forests of the United States; History of the lumber industry in the United States; Timeline of history of environmentalism, on organized efforts; George Perkins Marsh Prize for best book in environmental history
The history of environmental pollution traces human-dominated ecological systems from the earliest civilizations to the present day. [1] This history is characterized by the increased regional success of a particular society , followed by crises that were either resolved, producing sustainability , or not, leading to decline.
United States 2015 Gold King Mine waste water spill: acid mine waste spill 2015 United States Gold mine at Kingston, Queensland: toxic waste Australia Lake Karachay: radioactive waste dump site Russia Love Canal: toxic waste dump United States Māpua contaminated site: toxic waste 1932-88 New Zealand Martin County sludge spill: water pollution 2000
Food recovered by food waste critic Robin Greenfield in Madison, Wisconsin, from two days of recovery from dumpsters [1]. Food loss and waste is food that is not eaten. The causes of food waste or loss are numerous and occur throughout the food system, during production, processing, distribution, retail and food service sales, and consumption.
The burn rate of a company is a measure of its negative cash flow in a set period of time, typically a month. Investors, especially venture capitalists, monitor this metric closely to gauge when ...
The open burning of waste is a disposal method of waste or garbage. It is a disposal method used globally, but often used in low and middle-income countries that lack adequate waste disposal infrastructure. Numerous governments and institutions have identified the open burning of waste as a major contributor to greenhouse gas emissions. It also ...
'Repurpose' and 'Recycle' involve maximum usage of the materials used in the product, and 'Recover' is the least preferred and least efficient waste management practice involving the recovery of embedded energy in the waste material. For example, burning the waste to produce heat (and electricity from heat).
Landfill gas is a mix of different gases created by the action of microorganisms within a landfill as they decompose organic waste, including for example, food waste and paper waste. Landfill gas is approximately forty to sixty percent methane , with the remainder being mostly carbon dioxide .