An economic surplus is also known as total welfare. An economic surplus is related to money, and it reflects a gain in the expected income from a product. There are two types of economic surplus: consumer surplus and producer surplus.
A bit academic in terms of style, but accessible, nonetheless! Environmentalism refers to a social movement and associated body of thought that expresses concern for the state of the natural environment and seeks to limit the impact of human activities on the environment.
The noun consumerism refers to the theory that spending money and consuming goods is good for the economy. Opponents of consumerism suggest simple living is a more sustainable lifestyle and better for the environment. Consumerism comes from the verb consume, which is rooted in the Latin word consumere, meaning to use up or to waste.