Mesa is an elevated area of land with a flat top and sides that are usually steep cliffs. Mesa is exclusively used to refer to landforms built of flat lying strata.
Around 1750, at the dawn of the Industrial Revolution, the world population was 550 million. World population exploded in the eighteenth century after the Industrial Revolution. Human population increased more than ten times in the past 500 hundred years. In the twentieth century itself the population has increased four times. Nearly 80 million people are added each year.
Since the demand for woollen garments is confined only to the colder parts of the globe, woollen textile industry ismuch smaller and less widely distributed than the cotton textile industry. Two-thirds of the world’s woollen mill capacity and production are located in Europe.