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| English thesaurus | |||
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| EPS | |||
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Environmental Protection : 126 phrases in 24 subjects |
| Agriculture | 1 |
| American usage, not spelling | 1 |
| Biology | 1 |
| Chemistry | 2 |
| Economics | 3 |
| Education | 7 |
| Environment | 70 |
| Finances | 1 |
| General | 12 |
| Geology | 1 |
| Health care | 6 |
| Law | 2 |
| Materials science | 1 |
| Measuring instruments | 2 |
| Microelectronics | 2 |
| Name of organization | 1 |
| Natural resourses and wildlife conservation | 4 |
| Non-governmental organizations | 2 |
| Optics branch of physics | 1 |
| Patents | 1 |
| Politics | 1 |
| Statistics | 1 |
| Technology | 1 |
| Transport | 2 |