| База данных | Код | Название |
|---|---|---|
| Scopus | 2101 | Energy (miscellaneous) |
| Scopus | 2311 | Waste Management and Disposal |
| Scopus | 2312 | Water Science and Technology |
| Scopus | 2501 | Materials Science (miscellaneous) |
| Scopus | 2500 | General Materials Science |
| Scopus | 2105 | Renewable Energy, Sustainability and the Environment |
| Scopus | 2301 | Environmental Science (miscellaneous) |