| ADB | Asian Development Bank |
| CEF | Connecting Europe Facility |
| CfD | Contract for difference |
| CICC | Inter-Sectorial Commission on Climate Change (Colombia) Comisión Intersectorial de Cambio Climático |
| CIF | Climate Investment Funds |
| CO2 | Carbon dioxide |
| CONPES | National Economic and Social Policy Council (Colombia) Consejo Nacional de Política Económica y Social |
| CTF | Clean Technology Fund (of the Climate Investment Funds) |
| DNP | National Planning Department (Colombia) Departamento Nacional de Planeación |
| EC | European Commission |
| EFSI | European Fund for Strategic Investments |
| EIB | European Investment Bank |
| EU | European Union |
| EUR | Euro (currency) |
| G20 | Group of Twenty countries |
| GBP | British pound (currency) |
| GDP | Gross Domestic Product |
| GGGI | Global Green Growth Institute |
| GHG | Greenhouse Gas |
| GIB | Green Investment Bank (United Kingdom) |
| IBRD | International Bank for Reconstruction and Development |
| IDB | Inter-American Development Bank |
| IFC | International Finance Corporation |
| INEA | Innovation and Networks Executive Agency |
| IPA | Infrastructure and Projects Authority (United Kingdom) |
| IPE | Investment Plan for Europe |
| MDB | Multilateral Development Bank |
| NDC | Nationally Determined Contribution |
| NIC | National Infrastructure Commission (United Kingdom) |
| ODI | Overseas Development Institute |
| OECD | Organisation for Economic Co-operation and Development |
| PCI | Projects of Common Interest |
| PPF | Project preparation facility |
| PPP | Public-private partnership |
| SISCLIMA | National Climate Change System (Colombia) |
| SOE | State-owned enterprise |
| t | Tonnes, metric weight |
| UN | United Nations |
| UNFCCC | United Nations Framework Convention on Climate Change |
| USD | United States dollar (currency) |
| W | Watt (power) |