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.
Neo-creationism is a pseudoscientific movement which aims to restate creationism in terms more likely to be well received by the public, by policy makers, by educators and by the scientific community. It aims to re-frame the debate over the origins of life in non-religious terms and without appeals to scripture.