| Origin | Count |
|---|---|
| Federal | 47 |
| Type | Count |
|---|---|
| Chemical compound | 2 |
| Legal text | 1 |
| Support program | 43 |
| Text | 2 |
| License | Count |
|---|---|
| Closed | 2 |
| Open | 44 |
| Unknown | 1 |
| Language | Count |
|---|---|
| English | 3 |
| German | 47 |
| Resource type | Count |
|---|---|
| Archive | 1 |
| Document | 1 |
| File | 1 |
| None | 22 |
| Website | 24 |
| Topic | Count |
|---|---|
| Air | 17 |
| Creatures and habitats | 9 |
| Other | 44 |
| People and the environment | 47 |
| Soil | 18 |
| Water | 3 |