a metal bird cage inspired someone to support tall buildings with steel frames.
Elevators allowed architects to build practical buildings that have many more floors for both businesses and residential applications. Higher vertical densities allowed for greater population densities of big cities.
steel
Elevators allowed architects to build practical buildings that have many more floors for both businesses and residential applications. Higher vertical densities allowed for greater population densities of big cities.
Birds in the cities build their nests anywherethey can. They will take avantage of any tree, as well as on the side of buildings, kr within alcoves and holes in buildings, on roofs, in chimneys, in traffic lights, underbridges, and in so many other aces that peopple are not even aware of.
When you come across an inconvienence, you INVENT something to make that inconvienence easier, build it, patent it, then sell it for a load of cash.
Builders build buildings. Carpenters build things.
Don't build or live in old buildings, and don't build an old and out of date, cheap nuclear power plant on fault lines.
There are several reasons. One is that in most cities, real estate prices are very, very expensive, and it is hard to buy a large lot in the middle of the city, so you often need to build up, rather than out, in order to have enough room. Another is that there is a higher demand for space, so if you build more space (by constructing tall buildings), you can make a lot of money from renting that space to others.
If some sort of agreement was signed at all to build the invention, the most likely yes. If school materials were used to build the invention, yes. Applying for a patent is a way to protect the invention.
Depends on which buildings you're referring to.
Cities Build on Sand was created in 2007.
You have to level up certain buildings to get other different buildings.