Some threats to the Grand Canyon are pollution/rubbish that we throw around. The dams have changed the water flow and Canyon floor life and the global warming may cause a drought and dry up the Colorado River.
The Grand Canyons are in Arizona.
Yes.
The Grand Canyon
Arizona
Yes
it is hot and dry
The Grand Caynon
The Grand Canyons stretches across Arizona.
this source is not useful
volcanoe
water
Its big and long