I believe the answer is one mile =1,760 yards
Answer:
Polar Ice Caps and Glaciers
Researchers found a total of 138 volcanoes in the West Antarctic Ice Sheet overlying the West Antarctic Rift System, 91 of which had never before been identified. Basically they have never seen those types of volcanoes before.
You can write about how due to the extreme overpopulation in China it lead to making couples limiting their family size. It would prevent more homeless, starved people if families were kept smaller because at this rate it’s already taken out of hand! The abuse is not fair and of course all families should be able to expand to their liking but this can
lead to an extreme crisis.
A dense, destructive mass of very hot ash, lava fragments, and gases ejected explosively from a volcano and typically flowing downslope at great speed.