| Environmentally sound keyboard | 30 |
| Environmentally sensitive vacation choice | 41 |
| Environmentally minded, for short | 33 |
| Environmentally minded | 22 |
| Environmentally irresponsible off-roader | 40 |
| Environmentally friendly vehicle | 32 |
| Environmentally friendly tote | 29 |
| Environmentally friendly Seuss character | 40 |
| Environmentally friendly prefix | 31 |
| Environmentally friendly crop | 29 |
| Environmentally friendly birthday greeting | 42 |
| Environmentally friendly auto | 29 |
| Environmentally friendly | 24 |
| Environmentally destructive pesticide | 37 |
| Environmentally conscious | 25 |
| Environmentally concerned | 25 |
| Environmentalists' subj. | 28 |
| Environmentalists' org. | 27 |
| Environmentalists' magazine | 31 |
| Environmentalists' concern | 30 |
| Environmentalists' club name | 32 |
| Environmentalists' celebration | 34 |
| Environmentalists' cause | 28 |
| Environmentalists who talk back? | 32 |
| Environmentalists | 17 |
| Environmentalist, informally | 28 |
| Environmentalist's vacation, maybe | 38 |
| Environmentalist's urge | 27 |
| Environmentalist's test site | 32 |
| Environmentalist's subj. | 28 |
| Environmentalist's steak order? | 35 |
| Environmentalist's sci. | 27 |
| Environmentalist's prefix | 29 |
| Environmentalist's maj. | 27 |
| Environmentalist's goal | 27 |
| Environmentalist's discomfort? | 34 |
| Environmentalist's concern | 30 |
| Environmentalist's celebration | 34 |
| Environmentalist's catchphrase | 34 |
| Environmentalist Suzuki | 23 |
| Environmentalist Sigurd | 23 |
| Environmentalist in a Dr. Seuss story | 37 |
| Environmentalist group | 22 |
| Environmentalist Al | 19 |
| Environmentalist | 16 |
| Environmentalism: Abbr. | 23 |
| Environmental-related prefix | 28 |
| Environmental-istÂ’s annoyance | 33 |
| Environmental word form | 23 |
| Environmental woes | 18 |
| Environmental woe | 17 |
| Environmental watchdog agcy. | 28 |
| Environmental watchdog | 22 |
| Environmental vandalism | 23 |
| Environmental unit | 18 |
| Environmental transition area | 29 |
| Environmental toxins, for short | 31 |
| Environmental toxins (abbr.) | 28 |
| Environmental toxins | 20 |
| Environmental summit topic | 26 |
| Environmental suffix | 20 |
| Environmental subspecies | 24 |
| Environmental subj. | 19 |
| Environmental subgroup | 22 |
| Environmental subdivision | 25 |
| Environmental source of ink | 27 |
| Environmental slogan, or a hint to this puzzle's theme answers | 66 |
| Environmental science: Abbr. | 28 |
| Environmental science, briefly | 30 |
| Environmental science | 21 |
| Environmental sci. | 18 |
| Environmental removal | 21 |
| Environmental protocol city | 27 |
| Environmental protection org. | 29 |
| Environmental protection grp. | 29 |
| Environmental protection org. | 30 |
| Environmental problem addressed in the Clean Air Act | 52 |
| Environmental problem | 21 |
| Environmental prefix | 20 |
| Environmental portmanteau | 25 |
| Environmental pollutants, for short | 35 |
| Environmental pollutant, for short | 34 |
| Environmental organization established in 1892 | 46 |
| Environmental org. with a panda logo | 36 |
| Environmental org. | 18 |
| Environmental nightmare | 23 |
| Environmental legislation | 25 |
| Environmental intro | 19 |
| Environmental impact factor | 27 |
| Environmental hazards, briefly | 30 |
| Environmental hazard, for short | 31 |
| Environmental hazard | 20 |
| Environmental grp. | 18 |
| Environmental group functioning as a unit | 41 |
| Environmental group | 19 |
| Environmental extremists' acts | 34 |
| Environmental extremist | 23 |
| Environmental disaster | 22 |
| Environmental destruction | 25 |
| Environmental datum of concern to asthmatics, for short | 55 |