| AC | air conditioner |
| AI | artificial intelligence |
| AM | additive manufacturing |
| ASRT | Egyptian Academy of Scientific Research and Technology |
| AWD | alternate wetting and drying |
| BF-BOF | blast furnace-basic oxygen furnace |
| BIM | building information modeling |
| BRT | bus rapid transit |
| CCS | carbon capture and storage |
| CCU | carbon capture and utilization |
| CCUS | carbon capture, utilization and storage |
| CDR | carbon dioxide removal |
| CGIAR | Consultative Group on International Agricultural Research |
| CHF | combined heat and power |
| CO2 | carbon dioxide |
| CO2eq | CO2 equivalent |
| CO2eq/yr | CO2 equivalent per year |
| CSA | climate-smart agriculture |
| CSS | carbon capture and storage |
| CTCN | Climate Technology Centre & Network |
| DRI | direct reduced iron |
| EAF | electric arc furnace |
| EO | Earth observation |
| ERC | Emission Reduction Credit |
| EU | European Union |
| GDP | gross domestic product |
| GHG | greenhouse gas |
| GIS | geographical information system |
| GPS | global positioning system |
| GtCO2eq/yr | gigatonne CO2 equivalent per year |
| GWP | global warming potential |
| HFC | hydrofluorocarbon |
| HTL | hydrothermal liquefaction |
| HVAC | heating, ventilation and air conditioning |
| ICT | information and communications technology |
| IGO | intergovernmental organization |
| IoT | internet of things |
| IP | intellectual property |
| IPCC | Intergovernmental Panel on Climate Change |
| IT | information technology |
| MBT | mechanical biological treatment |
| MOE | molten oxide electrolysis |
| NSI | national system of Innovation |
| PV | photovoltaics |
| R&D | research and development |
| RFID | radio frequency identification |
| SRI | System of Rice Intensification |
| TLR | Technology Readiness Level |