The world can only house so many people before it exceeds its limits. The environment has a certain carrying capacity. A carrying capacity is the largest population that an environment can sustainably support. This means that the environment can only support a limited number of people in the long term before it has nothing left to offer. With the increase in human population, the environment must give more to support us. The large population demands more and more from the environment and society. Global overpopulation is a serious problem that requires a solution. Children are very expensive, and too many of them can lead to unemployment and weaken economies. In the United States of America, according to the United States Department of Agriculture, a child costs $241,080 to raise for eighteen years (money.cnn.com). This statistic was released in August 2013. As of early May 2014, the US human population was approximately 322,207,000 people according to worldometers.info. China's human population as of early May 2014 was approximately 1,392,564,400 people, also according to worldometers.info. China has the highest human population in the world and, according to the International Statistical Institute, is considered a developing country (isi-web.org). To raise a child for eighteen years in China, the cost is estimated at nearly 429,100 yuan (chinawhisperer.com). That's $68,828.93 in US dollars. The cost of raising a child in the United States, a developed country, compared to China and an underdeveloped country, is a difference of almost $172,250. This says a lot about how the two countries use their resources and shows the difference between their economies. One of the many problems with overpopulation is how economically harmful it is in countries and...... middle of paper ...... r=0>."Developing countries." Isi-web.org. Np, and Web. May 7, 2014.-web.org/component/content/article/5-root/root/81-developing>. It will cost a middle-income couple about $241,080 to raise a child born last year for 18 years. “Average cost of raising a child: $241,080. » CNNMoney. Cable NewsNetwork, August 14, 2013. Web. May 6, 2014. “The Cost of Raising a Child in Beijing.” Whisper of China. Np, and Web. May 08, 2014."World population clock: 7 billion people (2014) - Worldometers." World population clock: 7 billion people (2014) - Worldometers. Np, and Web. May 07, 2014.7.scuhn054Q5WXvFD9uRG9Xw.3&utm_referrer=https%3A%2F%2Fwww.google.com%2F>.