Step 1: Concept
The question asks to identify the attitude or "voice" the author uses to convey information.
Step 2: Meaning
Tone is the author's overall approach to the subject.
Step 3: Analysis
The passage presents facts about climate change strategies , suggests individual steps , and acknowledges critical viewpoints without taking a biased or emotional side.
Step 4: Conclusion
Hence, the tone is balanced, neutral, and educational.
Final Answer: (C)