Free Shipping! Guaranteed Christmas Delivery.    View Details >
  1. Skip to navigation
  2. Skip to content
Six Degrees
By the year 2100, many scientists believe that the Earth's average temperature could rise by as much as six degrees Celsius. In a compelling investigation, National Geographic leads a degree-by-degree journey to explore what each rising—and critical—degree could mean for the future of our people and planet.

Six Degrees