Explain why El Nino events used to be welcomed when Peru relied on in-country agriculture, but are now lamented when Peru has a large commercial fishing fleet. Your answer should define what an El Nino event is and how it effects local and global weather patterns. (15 pts.)

2. Name and describe three ways we can learn about what the climate was like in this past. The evidence may be for the Earth as a whole or for certain regions.

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