Pollution occurs in different forms; air, water, soil, radioactive, noise, heat/ thermal and light. Every form of pollution has two sources of occurrence; the point and the non-point sources. The point sources are easy to identify, monitor and control, whereas the non-point sources are hard to control.
Communication is a means of passing an information signal from source (sender) to a recipient (receiver) in such a way that the message is understood. communication is the act of interaction,sharing ideas and information between two peoples.
The difference between communication and information. Varieties of Communication. Communication is different from information: communication is active interaction while information is an isolated action. In the case of 'information: it is the transmission of a message from a sender to a receiver; the content of the message refers to objective facts and it codified independently from the human relationship between the informer and the informed.. the whole message is codified through a conventional system of sign and composition rules.