Competitive Exclusion Principle. The competitive exclusion principle is an ecological principle stating that when two competing life forms attempt to occupy the same niche, only one outcome is possible: One life form will drive out the other.
According to the 2010 U.S. Census, the population of Nevada was 2,700,551. Within the state's most populous countyâClark Countyâthe state's most populous city âLas Vegasâhad 583,756 residents within the city limits. For the metropolitan statistical area that includes Las Vegas, the population was 1,951,269.
Clark County is a county located in the U.S. state of Nevada. As of the 2010 census, the population was 1,951,269, with an estimated population of 2,000,759 in 2012. It is by far the most populous county in Nevada, accounting for nearly three-quarters of its residents. Las Vegas, Nevada's most populous city, has been the county seat since the county was established.