Europe is experiencing an accelerated shift toward renewable energy sources. This transition is driven by ongoing energy crises and increasing geopolitical tensions. In Belgium, wind energy stored in batteries is now being used to charge lorries. These developments indicate that renewables are no longer solely focused on combating climate change. Instead, they have become a critical component of national energy security. The integration of battery storage allows for more stable energy distribution. Consequently, the move toward green energy is now a strategic necessity for the region.