In the future, Wood is the only material to build skyscrapers, not concrete or steel
a new project promises to turn chicago from the city of metal and concrete into a city of skyscrapers made of wood.
Tags : construction materials
Unbelievable but true, CAT in the world began to run out
we still think sand is endless because the beaches with white sand stretches, the vast desert is expanding. but actually, the amount of sand in the world is declining seriously,