Sebastian Rötters is an energy campaigner at the environmental and human rights organization urgewald. In cooperation with partner organizations from the civil society network Business4Ukraine, he advocates for tougher sanctions against Russia, particularly in the energy sector. Otherwise, he has been working for over ten years on issues of supply chain responsibility in the field of fossil energy resources as well as on climate protection issues. In particular, he has critically examined the procurement practices of European energy suppliers in the areas of coal and gas. His work has taken him to coal mining regions in Russia and Colombia, where coal has been or is being extracted for European energy supply.