Barrier islands like the Chandeleur Islands are constantly building, eroding, and shifting under the normal actions of wind and waves. A powerful storm like Katrina can produce changes that otherwise may have taken many years, and most of the changes seen here are probably the result of Katrina.
California experienced the largest decline in the number of people experiencing homelessness, 25,034 fewer since 2007. Other states with large declines included Texas (11,293 fewer people), Florida (6,527), New Jersey (5,643), and Oregon (5,426).
California has been the most populous state in the United States officially since the 1970 Census when population of California (19,953,134) exceeded the population of New York State (18,237,000). California's current population is estimated at 38,715,000 as of January 1, 2015 by the California Department of Finance. The United States Census Bureau officially estimates the California population at 36,756,666 as of July 1, 2008. In the 2000 Census, the California population was numbered at 33,871,648.