rekordy: Southwestern United States

Evidence: 60 • authority: 72

The Phoenix metropolitan area, also known as the Valley of the Sun, Valley of the Sun Metroplex, the Salt River Valley, metro Phoenix, or locally, The Valley, is the largest metropolitan statistical area in the Southwestern United States, with its largest principal city being the city of Phoenix. It includes much of central Arizona. The United States Office of Management and Budget designates the area as the Phoenix–Mesa–Chandler Metropolitan Statistical Area (MSA), defining it as Maricopa and Pinal counties. It anchors the Arizona Sun Corridor megaregion along with the second-most populous metropolitan area in the state, the Tucson metropolitan area. The gross domestic product of the Phoen…

Evidence: 52 • authority: 72

The New York metropolitan area, also called the Tri-State area and sometimes referred to as Greater New York or Metro New York, is the largest metropolitan economy in the world, with a gross metropolitan product of over US $2.6 trillion. It is also the largest metropolitan area in the world by urban landmass, encompassing 4,669.0 sq mi (12,093 km2). Among the most populous metro areas in the world, New York is the largest metropolitan statistical area in the United States and the only one with more than 20 million residents, according to the 2020 U.S. Census. The core of this vast area, the New York metropolitan statistical area, includes New York City and much of Downstate New York (Long I…

Evidence: 52 • authority: 72

The Boise, Idaho Metropolitan Statistical Area (MSA) (commonly known as the Boise Metropolitan Area or the Treasure Valley) is an area that encompasses Ada, Boise, Canyon, Gem, and Owyhee counties in southwestern Idaho, anchored by the cities of Boise and Nampa. It is the main component of the wider Boise–Mountain Home–Ontario, ID–OR Combined Statistical Area, which adds Elmore and Payette counties in Idaho and Malheur County, Oregon. It is the state's largest officially designated metropolitan area and includes Idaho's three largest cities: Boise, Nampa, and Meridian. Nearly 40 percent of Idaho's total population lives in the area. As of the 2021 estimate, the Boise–Nampa, Idaho Metropolit…

Evidence: 43 • authority: 72

Greater Los Angeles is the most populous metropolitan area in the U.S. state of California, encompassing five counties in Southern California extending from Ventura County in the west to San Bernardino County and Riverside County in the east, with the city of Los Angeles and Los Angeles County at its center, and Orange County to the southeast. The Los Angeles–Long Beach combined statistical area (CSA) covers 33,954 square miles (87,940 km2), making it the largest metropolitan region in the United States by land area. The contiguous urban area is 2,281 square miles (5,910 km2), whereas the remainder mostly consists of mountain and desert areas. With an estimated population of over 18.3 milli…

Evidence: 43 • authority: 72

The Dallas–Fort Worth metroplex, officially designated the Dallas–Fort Worth–Arlington metropolitan statistical area by the U.S. Office of Management and Budget, is the most populous metropolitan statistical area in the U.S. state of Texas and the Southern U.S., encompassing 11 counties. Its historically dominant core cities are Dallas and Fort Worth. It is the economic and cultural hub of North Texas. Residents of the area also refer to it as DFW (the code for Dallas Fort Worth International Airport) or the Metroplex. The Dallas–Fort Worth–Arlington metropolitan statistical area's population was 7,637,387 according to the U.S. Census Bureau's 2020 census, making it the fourth-largest metro…

Evidence: — • authority: 72

New Mexico is a landlocked state in the Southwestern region of the United States. It is one of the Mountain States of the southern Rocky Mountains, sharing the Four Corners region with Utah, Colorado, and Arizona. It also borders the state of Texas to the east and southeast, Oklahoma to the northeast, and shares an international border with the Mexican states of Chihuahua and Sonora to the south. New Mexico's largest city is Albuquerque, and its state capital is Santa Fe, the oldest state capital in the U.S.—founded in 1610 as the government seat of Nuevo México in New Spain—and the highest in elevation, at 7,000 feet (2,134 m). New Mexico is the fifth-largest of the fifty states by area, b…

Evidence: — • authority: 72

New York, often called New York City (NYC), is the most populous city in the United States. It is located at the southern tip of New York State on New York Harbor, one of the world's largest natural harbors. The city comprises five boroughs—Manhattan, Brooklyn, Queens, the Bronx, and Staten Island—each being coextensive with its respective county. It is the geographical and demographic center of both the Northeast megalopolis and the New York metropolitan area, the largest metropolitan area in the United States by both population and urban area. New York is a global center of technology, finance and commerce, culture, entertainment and media, academics and scientific output, the arts and fa…

Evidence: — • authority: 72

This is a list of the 100 largest cities in the U.S. state of California ranked by population, based on estimates for July 1, 2025, by the United States Census Bureau. Note: The population figures are for the incorporated areas of the listed cities, as opposed to metropolitan areas, urban areas, or counties. Also, the United States Census Bureau and the California Department of Finance use different methods for estimating population, so state estimates will differ from those given here.

Evidence: — • authority: 92

Particulate Air Pollution, Disease, and Death in the Cities and Towns of Southwestern Pennsylvania.. Background: PM 2.5 air pollution is a leading cause of disease and death. US air pollutant emissions have declined by 75% since passage of the Clean Air Act in 1970, but the Pittsburgh Metropolitan Statistical Area (MSA) continues to have elevated pollution levels and, in 2025, had the US's 12 th highest PM 2.5 concentration. Steel mills and coke ovens are major point sources. Objective: To quantify deaths, adverse birth outcomes, and children's IQ loss in the Pittsburgh MSA attributable to PM 2.5 air pollution. Methods: Mean annual PM 2.5 air pollution concentrations were obtained for each…

Evidence: — • authority: 80

Review: <i>The Urban Southwest: A Profile History of Albuquerque, El Paso, Phoenix, Tucson</i>, by Bradford Luckingham

Evidence: — • authority: 92

Neighborhood green space visits and coronary heart disease: Evidence from mobility data across nine U.S. metropolitan cities.. Background Coronary heart disease (CHD) is the leading cause of mortality and morbidity globally and it is shaped by genetics, behaviors and the environment. While emerging evidence suggests that greenspaces can reduce cardiovascular morbidity, most studies rely on static vegetation indices (e.g., NDVI) that do not account for greenspace engagement. This study bridges that gap to examine how greenspace engagement relates to CHD, accounting for metabolic and social factors. Methods Green space visits per person was derived from Advan Research data (2021) at the censu…

Evidence: — • authority: 65