| Synonym ID | Text | Occurrences | Date Added | Weight |
| 1809 |
acid rain |
14 |
2010-05-02 |
1.00 |
| 1838 |
carbon dioxide |
253 |
2010-05-02 |
1.00 |
| 1842 |
carbon intensive |
2 |
2010-05-02 |
1.00 |
| 1847 |
cercla |
233 |
2010-05-02 |
1.00 |
| 1848 |
chemical waste |
117 |
2010-05-02 |
1.00 |
| 2099 |
clean air act |
187 |
2010-05-02 |
1.00 |
| 2100 |
clean water act |
208 |
2010-05-02 |
1.00 |
| 2093 |
ecological restoration |
55 |
2010-05-02 |
1.00 |
| 2092 |
ecological risk |
26 |
2010-05-02 |
1.00 |
| 1889 |
emissions |
9,690 |
2010-05-02 |
1.00 |
| 1897 |
environmental audit |
73 |
2010-05-02 |
1.00 |
| 1899 |
environmental cleanup |
276 |
2010-05-02 |
1.00 |
| 1901 |
environmental compliance |
2,448 |
2010-05-02 |
1.00 |
| 1902 |
environmental concern |
345 |
2010-05-02 |
1.00 |
| 1903 |
environmental contamination |
44 |
2010-05-02 |
1.00 |
| 2097 |
environmental health and safety |
2,506 |
2010-05-02 |
1.00 |
| 1907 |
environmental improvement |
36 |
2010-05-02 |
1.00 |
| 1912 |
environmental liabilities |
47 |
2010-05-02 |
1.00 |
| 1919 |
environmental related |
185 |
2010-05-02 |
1.00 |
| 1920 |
environmental remediation |
389 |
2010-05-02 |
1.00 |
| 1922 |
environmental risk |
522 |
2010-05-02 |
1.00 |
| 1941 |
fossil fuel |
674 |
2010-05-02 |
1.00 |
| 1951 |
global warming |
238 |
2010-05-02 |
1.00 |
| 1957 |
green house |
3,048 |
2010-05-02 |
1.00 |
| 2089 |
hazardous material |
1,458 |
2010-05-02 |
1.00 |
| 2090 |
hazardous substance |
253 |
2010-05-02 |
1.00 |
| 1963 |
hazardous waste |
2,282 |
2010-05-02 |
1.00 |
| 1967 |
hydro carbon |
1,203 |
2010-05-02 |
1.00 |
| 1969 |
hydro cracker |
9 |
2010-05-02 |
1.00 |
| 1971 |
hydro fluorocarbon |
2 |
2010-05-02 |
1.00 |
| 1984 |
landfill |
1,454 |
2010-05-02 |
1.00 |
| 2080 |
nitrous oxide |
76 |
2010-05-02 |
1.00 |
| 2004 |
pollute |
31,404 |
2010-05-02 |
1.00 |
| 2005 |
pollution abatement |
31 |
2010-05-02 |
1.00 |
| 2029 |
solid waste management |
118 |
2010-05-02 |
1.00 |
| 2031 |
superfund |
107 |
2010-05-02 |
1.00 |
| 2047 |
toxic |
5,172 |
2010-05-02 |
1.00 |
| 2048 |
toxic substance |
266 |
2010-05-02 |
1.00 |
| 2056 |
waste handling |
208 |
2010-05-02 |
1.00 |
| 2059 |
waste removal |
98 |
2010-05-02 |
1.00 |
| 40 | | 65,757 | | |
|---|