| CSP | Concentrating Solar Power |
| ESS | Geographic Information System |
| GIS | Geographic Information System |
| HOMER | Hybrid Optimizations Model for Electrical Renewable |
| LCOE | Levelized Cost of Energy |
| PV | Photovoltaic |
| REA | Rural Electrification Administration |
| RESs | Renewable Energy Systems |
| RET | Renewable Energy Technology |
| SHSs | Solar Home Systems |
| SSA | Sub-Saharan Africa |
| USA/U.S | United States of America |