Zeolitic ice, or clathrate hydrates, are eco-friendly materials that can play an important part in transition toward green energy. Those ice cages enclose gases such as methan, dihydrogen or carbon dioxyde and are an efficient solution for energy storage and CCS (carbon capture and sequestration).

Illustration created for the article Zeolitic ice: A route toward net zero emissions, by ENSICAEN researchers Ahmed Omran, Nikolay Nesterenko and Valentin Valtchev, published in Renewable and Sustainable Energy Reviews Journal.