he world due to the warming of the Earth.
  A picture to show that it is not limited to South America. This is a 
photograph of the good old United States of America, one of my favorite 
national parks, Glacier National Park. On the left it shows a picture 
of the Grinnell Glacier in 1938. You can see it extends down into this 
basin, comes off this cliff, has a rather large area of flat glacier 
down in this area.
  Same picture, same observation point in 1981. You see that this 
extent of the glacier has 