Browse Case Studies

This report proposes five energy-mix scenarios to decarbonize Hong Kong by 2050 and evaluates their climate, economic, environmental, health and energy security impacts.

Climate Action in the Middle East and North Africa (CAMENA) is a financial facility providing support to the region’s sustainable growth and its efforts to combat climate change.

This paper presents case studies and analysis of the mobility and logistics challenges of three East Asian cities.

Viet Nam has become a leading regional market for renewable energy in a short space of time led by private sector investment facilitated by favourable support mechanisms. This case study provides a comprehensive overview of the current policy framework, highlighting progress and identifying untapped opportunities for strengthening policy interventions that...

This case study provides an overview of the role of strategic planning in Pakistan's hydropower infrastructure. The study illustrates the first of the ten International Good Practice Principles for Sustainable Infrastructure: Strategic Planning, documenting a Strategic Environmental Assessment of hydropower projects in the Azad Jammu and Kashmir region.

The Paris Agreement calls on countries to reduce emissions and strive towards achieving an equitable 1.5°C planet. This paper discusses the opportunity for a green recovery of the transport sector in the context of its impact on emissions worldwide.

Three cities are featured to exhibit the potential, impact and challenges...

This case study illustrates Guiding Principle 1: Strategic Planning and is part of a series of ten case studies which aim to inform the forthcoming wave of global infrastructure investment. Collectively, they specify and demonstrate how environmental, social and economic sustainability must be integrated right across infrastructure policymaking at the systems-level. The individual principles and case studies were developed via ongoing global consultation and inputs from experts and UN Member States, as part of implementation of the UN Environment Assembly (UNEA) Resolution 4/5 on Sustainable Infrastructure.

This case study illustrates Guiding Principle 8: Fiscal Sustainability and Innovative Financing and is part of a series of ten case studies which aim to inform the forthcoming wave of global infrastructure investment. Collectively, they specify and demonstrate how environmental, social and economic sustainability must be integrated right across infrastructure policymaking at the systems-level. The individual principles and case studies were developed via ongoing global consultation and inputs from experts and UN Member States, as part of implementation of the UN Environment Assembly (UNEA) Resolution 4/5 on Sustainable Infrastructure.

Zimbabwe’s social infrastructure services have historically been constrained by persistent energy shortages. Healthcare has been among the systems most affected by this massive power deficit. To help address these issues, in 2017, Zimbabwe began implementing the Solar for Health (S4H) Initiative with the United Nations Development Programme to harness the...

This case study explores how the Ceylon Electricity Board (CEB) is working to realize Sri Lanka's ambitious renewable energy goals to ensure a more reliable transition towards a greener future.