The fight against global warming is also a form of war. Especially in a fiery international context, marked by the invasion of Ukraine, the surge in raw materials and an unprecedented energy crisis. At the heart of this struggle for the survival of the planet, scientist Svitlana Krakovska is at the forefront. Suffice it to say that the head of the Ukrainian delegation within the Intergovernmental Panel on Climate Change (IPCC) would not miss the world of COP27, which begins this Sunday in Egypt.