Tongaâs targets for mitigation are as follows: x Energy: 13% (16 Gg) reduction in GHG emissions by 2030 compared to 2006 through a transition to 70% renewable electricity as well as energy efficiency measures. x AFOLU: establishment of a forest inventory as prerequisite to identify a GHG emission target for the 2025 NDC and planting one million trees by 2023. x Waste: expansion of the formal waste collection system as prerequisite to identify a GHG emission target for the 2025 NDC.Key Messages ix Adaptation to the adverse impacts of climate change within this NDC focusses on coping with the impacts of an increase in temperature and a rise in sea level.