Deserts are a natural barrier between regions, they are difficult to travel through safely due to harsh conditions. Transport of goods and people is more costly and more difficult.
Most people in Southeast Asia FARM for a living.
Answer:
Subduction causes old crust to be destroyed.
Explanation:
Answer:
Acid rain
Once the primary pollutants enter the atmosphere, they mix with the water vapor droplets in the air to create smog - this is where the term smog originates, it is a combination of the words "smoke" and "fog." As it mixes with the water vapor, the sulfur dioxide molecules undergo a number of chemical reactions, and
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