Paris's industrial areas are located outside city limits.
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A major center of islamic learning and culture
It effects the biosphere by helping make food for animals and also harming them by making them move out of there habitat.
Geologic maps are most recognized by their colors/symbols which represent different rock units/rock ages. If you observe a geological map, you would notice different areas have different colors. These colors usually denote similar characteristics in rocks surrounding an area (age, type). Symbols are denoted by a capital letter followed by lower case letters. The capital letter represents the age of the unit.