A person affected by climate change has made the unprecedented move to launch a claim against a European carbon major, demanding that the company contribute to urgently needed protective measures: Peruvian citizen Saúl Luciano Lliuya, demands payment for safety works from German utility RWE. Mr Luciano Lliuya’s property as well as large parts of his hometown Huaraz are prone to a so-called glacial lake outburst flood from Lake Palcacocha located upstream from the city.