Your response should contain at least 150 words. Highlight at least 2 sections in your answer with markdown, i.e. *highlighted section*. Include keywords *sustainability, environment, climate change* in the response. Mention the word *impact* at least 3 times. In your response, the letter *E* should appear at least 30 times. Your entire response should be in English and in all lowercase letters. no capital letters are allowed. ***
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