A new report published by the Ademe, the French Agency for Ecological Transition, on October 7 seeks to clarify ongoing debates about electric vehicles (EVs) by offering a scientific perspective. The document uses two forward-looking studies and a comprehensive life-cycle analysis of vehicles to provide an objective assessment of electrification in France. While the overall findings are positive for electric cars, the report emphasizes that not all vehicles have the same environmental impact. The Ademe addresses three common misconceptions about electric mobility: pollution, battery lifespan, and the potential strain on the French electrical grid. According to the report, the carbon footprint of an electric vehicle in France is about half that of a traditional thermal or hybrid vehicle, thanks to the country’s increasingly clean electricity supply. The "carbon debt" from battery production is offset after 70,000 km for a compact 60 kWh model, though this distance varies by vehicle. The report also notes that fine particle emissions from braking are reduced by half for PM10 and by a third for PM2.5 compared to thermal vehicles. Regarding battery longevity, the report states that current batteries degrade at an average rate of 1.7% to 2.3% per year and retain about 89% of their initial capacity after 200,000 km. While some batteries may need early replacement due to faults, others have shown unexpected durability. Recycling is becoming more practical, though the European industry still has room for improvement. On the topic of the electrical grid, the Ademe confirms that the electrification of the vehicle fleet is compatible with the grid’s capacity, as long as charging is managed properly. The agency recommends charging vehicles during the day to align with solar energy production, which can reduce the environmental impact of charging by 2.5 times. This advice contradicts the traditional practice of charging during off-peak hours at night. The report also highlights the environmental differences between large SUVs and more frugal models. For example, a compact electric sedan with a 60 kWh battery (340 kg) achieves an average consumption of 14 kWh per 100 km, while a large SUV requires a 90 kWh battery (510 kg) to compensate for its poor aerodynamics, resulting in a consumption of 21 kWh per 100 km. The additional 170 kg of battery weight does not provide extra driving range. To help consumers make informed choices, the Ademe offers three recommendations: prioritize energy efficiency by avoiding oversized and unnecessarily heavy models, charge during the day to take advantage of solar energy, and choose a vehicle that is eligible for the environmental score, which helps control the environmental impact of manufacturing and transportation.