Consumerism is an  economic theory, it states progressively greater level of consumption and that is beneficial to comsumers. Consumerism is also a pattern of behaviour that helps to destroy our environment, also financial health. Since 1800s and the industrial Revolution the world has been comsuming at a high rate than ever. The Indusrial Revolution allowed products to be available to most of the world. Because of unlimited acccess that led to mass consumption . It soon grew to be that expected people have the latest models. People started buying more what is not needed than what is needed, which caused consumption to grow larger and larger. Consumerism was not possible until after the first also the second industrial revolution(1760-1840). By the early 1920s American markets were reaching  over production, more goods being produced. In the 1920s companies started to advertise to encourage new consumerist desires. Since 1950s people everywhere consumed more goods than the combined total of people throughtout history.