McEwen is the home of the Irish Picnic, a fundraiser for the local St. Patrick Church and School. It was established in 1854 and was recognised in 1988 by the Guinness Book of World Records as The World's Largest Outdoor Barbecue.
Quick Answer. Factors that cause population growth include increased food production, improved health care services, immigration and high birth rate. These factors have led to overpopulation, which has more negative effects than positive impacts.
Objectives: 1  1. Distinguish between population size, population density, population distribution, age structure, and reproductive base. 2  2. Know how to calculate the net growth rate for a population, and how to graph the resulting numbers to produce a J-curve (worksheet) 3. Explain the factors that limit the biotic potential and carrying capacity of a population, including density-dependent, and density-independent limiting factors. 4. Explain how human population growth went from 1 billion in 1800 to 6 billion in 1999. Have a reasonable estimate of the population of the US and world. 5.