Social networks are internet social media sites to stay connected with family, friends, colleagues, or clients. Facebook remains the largest and most popular social network worldwide, with almost 3 billion users using the platform monthly.
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Sleep insufficiency is the condition of insufficient duration or quality of sleep to sustain proper attention, performance, and health. It’s estimated that sleep insufficiency affects almost 1/3 of American adults.
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3 percent (4.5 million km2 / 2.8 million mi2) of the Earth’s land cover is occupied by urban areas. However, even non-urban areas contain roads, railroads, and other marks of human presence. Only ten percent of the world is indeed a wilderness.
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Today, the number of children aged 0-4 in the U.S. is 19.7 million. Between 2008 and 2020, the population aged 0-4 years in the United States was declining on average by 0.51 percent every year, although, before that, it rose from 16.6 million persons in 1979 to 21.1 million persons in 2008.
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The lowest risk has most European nations – Australia, Canada, United States, New Zealand, as are Azerbaijan, Armenia, Georgia, Jordan, Iran, Kuwait, Oman, Qatar, the UAE, and Uzbekistan in the Middle East.
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The U.S. population is distributed unevenly. The Census evaluates that in the U.S. population living across over 3,000 counties. A mere 140, or 4.5%, of U.S. counties, are home to approximately 50% of those people.
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The population of kids aged 14 and under is about 61.4 million in 2020, representing 18.5 percent of the United States population. Population aged 0-14 years of the U.S. fell steadily from 26.9% in 1972 to 18.5% in 2020.
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Combined Statistical Areas represent multiple metropolitan or micropolitan areas that have an employment interchange of at least 15 percent.
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The Portuguese Empire was one of the biggest and longest-lived empires in world history; it existed for nearly 6 centuries, from the capture of Ceuta in 1415 to the handover of Portuguese Macau to China in 1999. The Second Portuguese Empire spanned 5.4 million square kilometers or 2.12 million square miles at its peak.
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Job openings in healthcare, community services, and STEM (science, technology, engineering, and mathematics) will grow the fastest among occupational clusters. American adults hold approximately 16.7 million bachelor’s degrees in science, technology, engineering, and mathematics (75 degrees per 1,000).
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