The transition towards sustainable energy systems has been a global priority to combat climate change. A recent study by researchers at Technical University Berlin focused on the potential of hydrogen and carbon dioxide networks in Europe's energy landscape. Their research, featured in Nature Energy, highlighted how integrating these networks could contribute significantly to decarbonization efforts. The study's lead author, Fabian Hofmann, emphasized the importance of envisioning a climate-friendly economy that minimizes fossil fuel dependency. By using an open-source software platform to model Europe's energy infrastructure, the researchers assessed different scenarios involving hydrogen and CO2 networks. Their simulations revealed that the combined use of these networks was the most cost-effective approach, saving billions annually. The study also underscored the need for coordinated planning across energy sectors and national borders for optimal results. Hofmann and his team concluded that policymakers should view hydrogen and carbon infrastructures as complementary systems to maximize their positive impact on achieving climate-neutral energy systems. The findings from this research could influence future energy interventions by promoting the integration of hydrogen and carbon networks for a more sustainable energy future.