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According to the FAO, the average minimum daily energy requirement is approximately 8,400 kilojoules (2,000 kcal) per adult and 4,200 kilojoules (1,000 kcal) a child. [3] This data is presented in kilojoules, as most countries today use the SI unit kilojoules as their primary measurement for food energy intake, [ 4 ] with the exception of the ...
In developing countries, it is estimated that 400–500 calories per day per person are wasted, while in developed countries 1,500 calories per day per person are wasted. [93] In the former, more than 40% of losses occur at the post-harvest and processing stages, while in the latter, more than 40% of losses occur at the retail and consumer levels.
History of waste management. Waste management has been a concern for human civilizations throughout history. The earliest known wastewater management system dates back to around 6500 BCE in present-day Syria, featuring sophisticated gutter systems and settling chambers. Ancient civilizations like the Roman Empire developed complex waste removal ...
The green gross domestic product (green GDP or GGDP) is an index of economic growth with the environmental consequences of that growth factored into a country's conventional GDP. Green GDP monetizes the loss of biodiversity, and accounts for costs caused by climate change. Some environmental experts prefer physical indicators (such as " waste ...
Developed countries consume more than 60% of the world industrial raw materials and only comprise 22% of the world's population. [4] As a nation, the USA generates more waste than any other nation in the world with 4.5 pounds (2.0 kg) of municipal solid waste (MSW) per person per day, fifty five percent of which is contributed as residential ...
See for yourself. In honor of Earth Day, let's talk trash. The average American, you might be surprised to learn, produces nearly five pounds of trash per day — most of it made of up of ...
This includes the collection, transport, treatment, and disposal of waste, together with monitoring and regulation of the waste management process and waste-related laws, technologies, and economic mechanisms. Waste can either be solid, liquid, or gases and each type has different methods of disposal and management.
This page was last edited on 23 September 2019, at 03:35 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike License 4.0; additional terms may apply.
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