Maps of the US
Each path is traced and colored along the way according to speed of travel. The map shows either the most
Read MoreIn urban areas of the United States, levels of NO2 fell, mainly because of environmental regulations that reduced emissions from
Read MorePopulation 85 years and older by county: 2014
Read MoreZika, the mosquito-borne disease linked to a worrisome birth defect called microcephaly and another autoimmune disease, has been brought back
Read MoreWith about, on average, 50,000 calls a day logged (so around 18,000,000 for a year), this database is a precious
Read MoreAsian American population percentage by county Indian American population percentage by county African American population percentage by county White Hispanic
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