Different structures have different functions or purposes. The individual parts of any structure need to be selected, arranged and fixed together carefully to make sure the structure carries out its ...

Structures can be either man-made or natural. Man-made structures are made by people hence the term man-made. Examples include a bicycle, chair, crane. Natural structures are found in the environment.

Fish stocks are being depleted for multiple reasons, one of which is the destruction of fish habitats and spawning grounds. A venture company based in Okayama called Kaiyo Kensetsu — which means ...