Census Bureau Population Estimates: PopClocks//www.census.gov/popclock/Daily US and World Population Estimates from the US Census Bureauen-usNonehttp://blogs.law.harvard.edu/tech/rssUS Population Estimate: on 2019-09-22 05:52:03//www.census.gov/popclock/Federal Government StatisticsWorld Population Estimate: on 2019-09-22 05:52:03//www.census.gov/popclock/Federal Government Statistics