“Just 200 years ago, there were only 1 billion people on the planet, and over the next 150 years, that number grew to 3 billion. But in the past 50 years, the global population has more than doubled, and the UN projects that it could possibly grow to 15 billion by the year 2100. As the international organization points out, this increasing rate of change brings with it enormous challenges.”

Seth Dixon, Ph.D.‘s insight:

This is a compilation of 42 photos that highlight ideas of  population growth, urbanization and sustainability.  Pictured above is the favela Joaquim de Queiros, a hillside neighborhood of Rio de Janeiro. 

 

Tags: population, images, unit 2 population.

See on www.theatlantic.com