Which type of technology did city planners adopt during the industrial age in an attempt to meet the needs of commuters?

Railroad technology

Think of two types of transportation systems developed in cities during the Industrial Age: elevated trains and subways. Both are forms of railroad technology applied to city landscapes. By elevating railways above the streets or placing them in tunnels beneath the streets, city planners were able to increase commuter travel options and access.

map scale refers to the relationship (or ratio) between distance on a map and the corresponding distance on the ground. for example, on a 1: 100000 scale map, 1cm on the map equals 1km on the ground.

the causes of the dust bowls were severe droughts,   lands became dry and hard, temperature was higher than usual, hot and dry conditions killed crops, high winds. because of those factors, the winds kicked up dry soil and created clouds of dust.