Other sites let you use the Google Authenticator app to generate the six-digit number. The app generates a different six-digit number for each connected site, and these numbers change every 30 seconds. With the app, you don't have to wait a few seconds to receive a text message.
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. Keep Learning.
Malthus states that population increase is detrimental to a nationâs economy due to a variety of problems caused by the growth. For example, overpopulation and population growth places a tremendous amount of pressure on natural resources, which result in a chain reaction of problems as the nation grows.