| Earth-friendly opener | 21 |
| Earth-friendly lead-in | 22 |
| Earth-friendly beginning | 24 |
| Earth First prefix | 18 |
| Conservation prefix | 19 |
| Conscious beginning? | 20 |
| Citizen ___-Drive watches | 25 |
| Cerebral Umberto | 16 |
| Borges contemporary | 19 |
| Bionomics: Comb. form | 21 |
| Beginning of many green words | 29 |
| Author of "The Mysterious Flame of Queen Loana" | 57 |
| Author of "Misreadings" | 33 |
| Author of "Il nome della rosa" | 40 |
| Author of "Foucault's Pendulum" | 45 |
| Andes echo | 10 |
| "Turning Back the Clock" author Umberto | 49 |
| "Travels in Hyperreality" writer | 42 |
| "Thinking about the planet" prefix | 44 |
| "The Name of the Rose" penner | 39 |
| "The Name of the Rose" novelist | 41 |
| "The Mysterious Flame of Queen Loana" author | 54 |
| "The Island of the Day Before" writer | 47 |
| "The Island of the Day Before" novelist | 49 |
| "The Island of the Day Before" author Umberto | 55 |
| "Il Nome Della Rosa" writer | 37 |
| "How to Travel With a Salmon" essayist | 48 |
| "Green": Prefix | 25 |
| "Green" | 17 |
| "Green Police" pref. | 30 |
| "Foucault's Pendulum" writer Umberto | 50 |
| "Foucault's Pendulum" penman | 42 |
| "Foucault's Pendulum" novelist | 44 |
| "Foucault's Pendulum'' author | 46 |
| "Baudolino" writer | 28 |
| "Baudolino" novelist, 2002 | 36 |
| "Apocalypse Postponed" essayist | 41 |
| "___-Challenge: The Expedition Race" (former USA show) | 64 |
| 'Foucault's Pendulum' author | 40 |
| ''Travels in Hyperreality'' author | 50 |
| ''The Name of the Rose'' author | 47 |
| ''Nature'' prefix | 33 |
| ''Foucault's Pendulum'' author Umberto | 58 |
| ''Foucault's Pendulum'' author | 50 |
| -- -warrior | 11 |
| -- -conscious | 13 |
| __-friendly ("green") | 31 |
| ___-warrior (environmental activist) | 36 |
| ___-warrior | 11 |
| ___-san (water-conserving toilets and such) | 43 |
| ___-friendly (environmentally safe) | 35 |
| ___-conscious (green) | 21 |
| ___ Mode (Prius button) | 23 |
| Â Â 1960's TV western | 31 |
| Â Â "Baudolino" author | 38 |
| Toyota Prius, e.g. | 18 |
| Green wheels | 12 |
| Green vehicle | 13 |
| Zero-emission vehicle, e.g. | 27 |
| Tesla offering | 14 |
| Honda Insight, e.g. | 19 |
| Green traffic sight? | 20 |
| Green jam ingredient? | 21 |
| Ford Fusion, e.g. | 17 |
| Environmentally-friendly vehicle | 32 |
| Environmentally friendly vehicle | 32 |
| Environmentally friendly auto | 29 |
| Chevy Volt or Nissan Leaf | 25 |
| Chevy Volt or Ford Fusion | 25 |
| "Green" vehicle | 25 |
| Environmental sci. | 18 |
| Earth sci. | 10 |
| Earth Day subj. | 15 |
| Green sci. | 10 |
| Earth-friendly sci. | 19 |
| E.P.A. concern | 14 |
| Bionomics: Abbr. | 16 |
| Branch of biol. | 15 |
| Earthy subj. | 12 |
| "Green" sci. | 22 |
| Greenpeace subj. | 16 |
| E.P.A. concern: Abbr. | 21 |
| Green subj. | 11 |
| Sierra Club concern: Abbr. | 26 |
| Kyoto treaty subj. | 18 |
| EPA study | 9 |
| Environmental subj. | 19 |
| Earth science: Abbr. | 20 |
| EPA's concern | 17 |
| Earth Day sci. | 14 |
| Biosphere sci. | 14 |
| Modern sci. course | 18 |
| Green movement's concern: abbr. | 35 |
| Environmentalist's subj. | 28 |
| Environmentalist's sci. | 27 |
| Environmental science: Abbr. | 28 |
| Environmental science, briefly | 30 |
| Envir. science | 14 |
| Env. science | 12 |
| E.P.A.'s concern | 20 |