In this task, you are given a question and answer for that. The answer will fill in the blank or will complete the unfinished question. Your task is to provide an explanation based on the given question or fill-in-the-blank statement, and answer.

Q: Question: Sarah is traveling, and notices that continents get larger when they are where in relation to the pole 
 Answer: closer

A: In a Mercator projection, because Greenland is closer to the pole, the continents shape and size are greatly increased.
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Q: Question: Dan notices that there were no new trees planted this year. Since there are so few trees in the area, Dan expects the air to be 
 Answer: dry

A: With fewer trees, the air is drier and droughts are more common.
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Q: Question: Hundreds of years ago there were fewer people on the Earth than there are today. Because of this, there was 
 Answer: more water

A:
Many of the worlds people live with water scarcity, and that percentage will increase as populations increase and climate changes.
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