: Identifying actions that help preserve nature, such as the construction of water treatment plants (очистные сооружения), rather than just industrial development.
(Answer: Building filters for air and water). : Identifying actions that help preserve nature, such
: Defining ecology as the "science of the home" (from the Greek oikos meaning house and logos meaning science), which studies how living organisms interact with their environment. : Identifying actions that help preserve nature, such