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.
Population momentum is the most important of these three factors, contributing about one-half of projected future growth. Further large increases in the population of the developing world are therefore virtually certain.