Ecology is the study of the relationships between living organisms, including humans, and their physical environment; it seeks to understand the vital connections between plants and animals and the world around them.
In Common Usage. documentation is one of the 10000 most commonly used words in the Collins dictionary.
National Archive of Scotland website: A document is any piece of written information in any form, produced or received by an organisation or person. It can include databases, website, email messages, word and excel files, letters, and memos.