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OfferUp is a mobile-driven local marketplace that competes with companies such as eBay, Craigslist, and Facebook Marketplace. [2] [3] In 2015, OfferUp was named one of the Hottest Startups by Forbes, citing the company's explosive growth between funding rounds throughout the year, and was speculated to take over Craigslist's share of the C2C ...
Climate change threatens people with increased flooding, extreme heat, increased food and water scarcity, more disease, and economic loss. Human migration and conflict can also be a result. [11] The World Health Organization (WHO) calls climate change the greatest threat to global health in the 21st century. [12]
A peak or projection from the top of a hill or mountain, or any rounded protrusion of land, especially a small but prominent or isolated hill with steep sides; a boulder or an area of resistant rock protruding from the side of a hill or mountain. The term is used primarily in the southern United States. [5] knoll.
Physical geography is used loosely as a synonym, but the term is more properly applied to the borderland between geography and physiography; dealing, as it does, largely with the human element as influenced by its physiographic surroundings". 21st century. Even in the 21st century, some confusion remains as to exactly what "physiography" is.
A city is a human settlement of a notable size. The term "city" has different meanings around the world and in some places the settlement can be very small. Even where the term is limited to larger settlements, there is no universally agreed definition of the lower boundary for their size. [1] [2] In a more narrow sense, a city can be defined ...
Cultural geography also utilizes the concept of culture areas. Cultural geography originated within the Berkeley School, and is primarily associated with Carl O. Sauer and his colleagues. Sauer viewed culture as "an agent within a natural area that was a medium to be cultivated to produce the cultural landscape."
Differences in the definition of a food desert vary according to the following: The type of area, urban or rural; Economic barriers and affordability of accessing nutritious foods, including the cost of transportation, price of foods, and incomes of those in the area; The distance to the nearest supermarket or grocery store
Sustainable development is a development that meets the needs of the present without compromising the ability of future generations to meet their own needs. It contains two key concepts within it: The concept of 'needs', in particular, the essential needs of the world's poor, to which overriding priority should be given; and.