11.1 Development of provincial and rural road infrastructure for improved mobility. 2021-2030. 11.2 Expansion of expressway network. 2021-2030. NDC 12. Reduce GHG emissions from the marine sector. 2021-2030. 12.1 Ratify Annex VI of MARPOL convention to enforce provisions in Sri Lanka. 2021-2030. 12.2 Study the impact of shipping on GHG emissions (coastal traffic and ports) depending on evidence-based information and introduce measures to address the issues. 2021-2030. 12.3 Promote sea transportation. 2021- 2030. 12.4 Introduce energy efficiency measures and fuel quality improvement programmes to coastal shipping and fishing boats and vessels. 2021- 2030. NDC 13. Generic enabling activities. 2021-2030.