There 's such a huge focus on global warming right now that we are forgetting other environmental issues and the reasons that the climate is changing like this . Global warming is a global problem , but for me it seems that people are n't seeing the whole picture . We 're focusing on the effect and trying to fix that , but we 're not seeing the cause .

Options: - Emitting more greenhouse gases; - Using more coal powered energy; - Putting more cars on the road; - Switching to solar power;
Answer the following question: What might the person think is one solution ?
Switching to solar power