Electric vehicles are environmentally friendly to a certain extent, but they cannot simply be said to be absolutely environmentally friendly, which needs to be considered in a comprehensive manner.
From the point of view of the use stage, electric vehicles do not emit exhaust gases directly, which helps to reduce air pollution in cities, which has a positive significance for improving air quality, especially in densely populated urban areas.
However, the environmental friendliness of electric vehicles is also affected by the source of electricity. If the electricity mainly comes from renewable energy, such as solar, wind, hydro, etc., then the greenhouse gas emissions of electric vehicles will be significantly reduced throughout their life cycle, and the environmental effect will be more significant. But if electricity is mainly generated from conventional fossil fuels, such as coal, then electric vehicles still generate significant greenhouse gas emissions during energy production.
In addition, the production process of electric vehicles also has certain environmental impacts, such as the manufacture of batteries that consume a lot of resources and can produce pollutants. Moreover, the improper disposal of used batteries can also pose a potential threat to the environment.
In summary, electric vehicles have great potential to promote the energy transition and reduce environmental pollution in the transportation sector, but in order to achieve true environmental protection, they also need to be continuously improved and perfected in the optimization of the energy structure, battery production and recycling.