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Return merchandise authorization. A return merchandise authorization ( RMA ), return authorization ( RA) or return goods authorization ( RGA) is a part of the process of returning a product to receive a refund, replacement, or repair to which buyer and seller agree during the product's warranty period. [1] [2]
Carbon cycle. The carbon cycle is that part of the biogeochemical cycle by which carbon is exchanged among the biosphere, pedosphere, geosphere, hydrosphere, and atmosphere of Earth. Other major biogeochemical cycles include the nitrogen cycle and the water cycle. Carbon is the main component of biological compounds as well as a major component ...
In cultural anthropology, reciprocity refers to the non-market exchange of goods or labour ranging from direct barter (immediate exchange) to forms of gift exchange where a return is eventually expected (delayed exchange) as in the exchange of birthday gifts. It is thus distinct from the true gift, where no return is expected. [ 1]
The Columbian exchange, also known as the Columbian interchange, was the widespread transfer of plants, animals, precious metals, commodities, culture, human populations, technology, diseases, and ideas between the New World (the Americas) in the Western Hemisphere, and the Old World ( Afro-Eurasia) in the Eastern Hemisphere, in the late 15th ...
The marketing term "natural" is often meaningless. Nevertheless, it is the most common green claim used on cosmetics and kids' products, according to a report called The Seven Sins of Greenwashing ...
Last year, overall sales for the grocery industry were up a modest 1.8%, according to the Food Institute. Yet sales of organic items more than doubled that growth rate, up 4.4%. Clearly, we're ...
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The water cycle (or hydrologic cycle or hydrological cycle ), is a biogeochemical cycle that involves the continuous movement of water on, above and below the surface of the Earth. The mass of water on Earth remains fairly constant over time. However, the partitioning of the water into the major reservoirs of ice, fresh water, salt water and ...