years

Grand Canyon Found to be Younger Than Previously Thought
Grand Canyon Found to be Younger Than Previously Thought
Grand Canyon Found to be Younger Than Previously Thought
The debate over the age of the Grand Canyon has been going on for over 140 years. Karl Karlstrom, a geologist at the University of New Mexico in Albuquerque, thinks the debate is over. He and his team used dating methods to study rocks from the Grand Canyon and think it is much younger than previously thought.