information-processing approach is used in Psychology to explain how the brain and the mind works just like a computer and this is done by taking in data or information, processing the information and storing the information so that it can be retrieved whenever the information is needed. This approach that is the information-processing approach does not believe that information are being processed because the response to a particular stimuli but the brain and mind process information just like a computer does.
Information-processing approach is defined as an approach that analyses our mental processes, and views man as a computer that takes information into the mind, organizes the information, stores it to be used at a later time. The computer is a prototype of the human mind, it's observed that humans take in Information to be used later.
The term eco-centrism is a concept that believes in a nature-centered set of principles and values. It justifies that there are no existential differences between between human and non-human beings.
Since eco-centrists believe in protecting and improving the quality of the nature and environment, they advocate that human activities are the biggest potential threat to nature. Therefore, they adopt means and ways of lifestyle that would cause the least harm to nature and environment.
Likewise, Gertrude expressing deeply felt environmental concerns and tailoring everything she does and purchases to these beliefs describes eco-centrism.