Earth Day 45

First organized in 1970, Earth Day is a day set aside to remember and appreciate the Earth's environment, and our responsibilities and roles within it. On April 22 we observe the 45th annual Earth Day, and though many things have changed for the better, environmental challenges remain. In the past 45 years, the population of the Earth has doubled—75 percent of the people alive today were born after 1970—and the increased demand on our limited resources makes sustainable solutions even more important. Collected here are 45 images of our world from recent years, each a glimpse into some aspect of our environment, how it affects and sustains us, and how we affect it.

Read more
Hints: View this page full screen. Skip to the next and previous photo by typing j/k or ←/→.

Most Recent

  • Qassem Al-Kaabi / AFP / Getty

    Photos: Sandstorms Sweep Across Parts of the Middle East

    A series of sandstorms has sent thousands to hospitals with breathing problems, and caused the closure of airports, schools, and government offices.

  • Sergione Infuso / Corbis via Getty

    Photos of the Week: Garbage Suit, Mesquite Heat, Bog Commander

    A fashion show in Burkina Faso, images from battlefields in Ukraine, the Witches and Wizards Convention in Brazil, a sandstorm in Iraq, electric-scooter racing in England, and much more

  • Caitlin Ochs / Reuters

    Water Levels in Lake Mead Reach Record Lows

    Images of Lake Mead, which has reached its lowest water levels since the 1930s

  • Jonathan Nackstrand / AFP / Getty

    Scenes From Svalbard

    Recent images of the landscapes and inhabitants of Svalbard, a Norwegian archipelago in the Arctic Ocean