| 100% | SUN | 3 | Light source for the Earth |
| 77% | SUN | 3 | Heat source for the Earth |
| 61% | SUN | 3 | The biggest natural source of light for us |
| 57% | LEAKER | 6 | Source for the press |
| 56% | BLINDED | 7 | "___ by the Light" (#1 hit for Manfred Mann's Earth Band) |
| 56% | MATTHEW | 7 | Source of the line "Blessed are the meek: for they shall inherit the earth" |
| 56% | DIODE | 5 | Light source for digital clocks |
| 56% | ROTATION | 8 | 24 hours, for the earth |
| 56% | ECO | 3 | ___-warrior (activist for the Earth) |
| 56% | ECO | 3 | ___-conscious (concerned for the Earth) |
| 56% | ECO | 3 | ___-friendly (good for the Earth) |
| 56% | ECO | 3 | ___-friendly (safe for the Earth) |
| 54% | ECO | 3 | "Good for the earth" prefix |
| 54% | ECO | 3 | "Safe for the earth" prefix |
| 53% | DIAMETER | 8 | 7,926 miles, for the earth |
| 53% | LAYER | 5 | Crust or mantle, for the Earth |
| 53% | ECO | 3 | Prefix meaning "good for the Earth" |
| 53% | ECO | 3 | Prefix suggesting concern for the Earth |
| 52% | LAYER | 5 | Crust, mantle or core, for the earth |
| 52% | ECO | 3 | ___-warrior (person who fights for the earth) |
| 52% | HULU | 4 | Online source for the sitcom "Difficult People" |
| 52% | METEOR | 6 | Power source for the first Green Lantern |
| 51% | OSOLEMIO | 8 | Source for the tune of "It's Now or Never" |
| 51% | LAYER | 5 | Crust, mantle or inner core, for the earth |
| 51% | MYTH | 4 | The Earth is flat, for example |
| 51% | SOL | 3 | Energy source for Earth |
| 50% | ODE | 3 | Text source for the end of Beethoven's Ninth |
| 50% | RAP | 3 | Subject for The Source magazine |
| 49% | NEWSAPPS | 8 | Sources for getting the daily scoop, on smartphones |
| 49% | XXX | 3 | Lab circling the Earth, for short |