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Based on the 2010 United States federal budget, total national debt will grow to nearly 100% of GDP, versus a level of approximately 80% in early 2009. [375] The White House estimates that the government's tab for servicing the debt will exceed $700 billion a year in 2019, [376] up from $202 billion in 2009. [377]
The economy of the United States is divided into economic sectors. The North American Industry Classification System (NAICS) was developed in 1997 and is used by the United States Census Bureau and U.S. Securities Exchange Commission (SEC).
The economic history of the United States is about characteristics of and important developments in the economy of the U.S., from the colonial era to the present. The emphasis is on productivity and economic performance and how the economy was affected by new technologies, the change of size in economic sectors and the effects of legislation and government policy.
Water storage. Water storage is a broad term referring to storage of both potable water for consumption, and non potable water for use in agriculture. In both developing countries and some developed countries found in tropical climates, there is a need to store potable drinking water during the dry season. In agriculture water storage, water is ...
Private water companies have existed in the United States for more than 200 years and number in the thousands today. The private water industry serves more than 73 million Americans. [7] According to the National Association of Water Companies (NAWC), more than 2,000 facilities operate in public-private partnership contract arrangements. [8]
Appearance. Drinking water quality in the United States is generally safe. In 2016, over 90 percent of the nation's community water systems were in compliance with all published U.S. Environmental Protection Agency (US EPA) standards. [ 1 ] Over 286 million Americans get their tap water from a community water system.
In a sense, it is transporting water from areas of high availability into low availability. Aqueduct systems do the same. In the American West, water scarcity largely revolves around a drought which is drying up the Colorado River, the primary source of freshwater for a number of Western States. However, in the American Northwest, there is an ...
United States 1960 postal stamp advocating water conservation. Water conservation aims to sustainably manage the natural resource of fresh water, protect the hydrosphere, and meet current and future human demand. Water conservation makes it possible to avoid water scarcity. It covers all the policies, strategies and activities to reach these aims.