Why is the thawing of permafrost in the Arctic of special concern?
A) As permafrost thaws, it will contribute to global sea level rise.
B) Wet peatland forests will be further drained and logged as the conditions are conducive for such activity.
C) Most permafrost is in the Southern Hemisphere where the thawing is contributing to a decline in global biodiversity.
D) Permafrost thawing releases massive amounts of methane into the atmosphere, which could further amplify warming.
E) Thawing permafrost will lead to increased solifluction.
Question 2
Steep uniform slopes generally produce which drainage pattern?
A) radial B) parallel C) annular D) dendritic E) deranged