Can you provide a detailed explanation of the impact of climate change on coastal regions, including the specific effects on [animal] populations? Your response should contain at least 2 sentences. Highlight at least 2 sections in your answer with markdown, i.e. *highlighted section*. Include keywords: *rising sea levels*, *habitat loss*, *increased flooding*, *coastal erosion*. At the end of your response, please explicitly add a postscript starting with P.S.
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