Landmark cases in 2024 and 2025 have reinforced the importance of legal pathways in helping or hindering climate action.

The ruling brings to an end a decade-long lawsuit in which Luciano Lliuya, supported by environmental group Germanwatch, had sought roughly $18,000 from RWE to pay for 0.5% of the cost of building a ...

Saul Luciano Lliuya in front of Lake Palcacocha, located at 4,650 meters above sea level at the Huascaran National Park, in Huaraz, northeastern Peru, on May 23, 2022.

Saul Luciano Lliuya in front of Lake Palcacocha, located at 4,650 meters above sea level at the Huascaran National Park, in Huaraz, northeastern Peru, on May 23, 2022. LIMA, Peru — A Peruvian farmer ...

Saul Luciano Lliuya in front of Lake Palcacocha, located at 4,650 meters above sea level at the Huascaran National Park, in Huaraz, northeastern Peru, on May 23, 2022.