Tensile Structures various typeTensile fabric membrance structuresMesh Fabric membrane structuresModular Tensile Fabric Structures .....
NO it is natural!
external force and internal force
loooolllllll
Manmade material
Wisconsin has manmade structures in its cities. Milwaukee, Wisconsin has 15 skyscrapers.https://en.wikipedia.org/wiki/List_of_tallest_buildings_in_Wisconsin
acid rain destroys man made structures
Tornadoes change habitats by destroying vegetation and manmade structures.
Earthquakes and fires
Yes, except for the few manmade structures in its 1,902 square miles of parkland.
No. Stone is natural. We mine certain types of rock for natural resources.
Tornadoes damage and destroy manmade structures and can cause some soil erosion.
i would be considered a wonder at ancient times
Manmade actually.
Manmade
There are three types of index data structures: unique, non-unique, bitmap
manmade