Where is air pollution the worst?

cities
coastal regions
mountains
rural areas

Why does sweden and norway have steep roofs

Which of the following statements best characterizes changes to agriculture in the united states since 1900? a. increased mechanization has reduced the need for labor. b. increased mechanization has increased the need for water, thereby increasing the need for labor. increased mechanization has increased the use of land, thereby increasing the need for labor. d. increased mechanization has increased food production, thereby increasing the need for labor. select the best answer from the choices provided.

Acharreadas is a popular mexican thing where people display varying skills of horsemanship much like what events in the united states?