While it's a valid question to ask how electricity for electric vehicles (EVs) is generated, using this as the sole metric for deciding between an EV and a gasoline car offers a rather narrow perspective. The approach oversimplifies a complex issue and fails to account for several other important considerations.

Firstly, the electricity grid is becoming increasingly green, with more and more energy being sourced from renewable methods like wind and solar power. This trend indicates that EVs will likely become even more environmentally friendly over time.

Secondly, it's crucial to consider the entire lifecycle of a vehicle. Gasoline cars require oil to be discovered, extracted, refined, and transported, often by fuel-consuming vessels. This process has its own set of environmental ramifications, from pollution to noise to the energy-intensive manufacturing of additional car parts.

Lastly, EVs offer the potential for zero-emissions driving when charged with renewable energy, something a gasoline car can never achieve. Even if the electricity used is not 100% renewable, the potential for improvement is greater for EVs as the energy landscape evolves.

In summary, while it's important to consider how your electricity is generated, it's just one piece of a larger puzzle. A holistic view of both the present and the future is essential for making an informed decision about the environmental impact of your vehicle choice.