Exam-style question
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Discuss the environmental consequences of hydraulic fracturing (fracking) for natural gas extraction.
Model answer
What a good answer should say
- Fracking can lead to water contamination, increased greenhouse gas emissions, and habitat disruption.
Explanation
Why this works
This works because it directly answers the comparison in the question and keeps the explanation linked to Resource security. A strong response states the key difference clearly, then explains why that difference matters for the biology.
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