Environmental slogan, or a hint to this puzzle's theme answers

Question:

Answer:

USELESS

Length:

Similar Crossword Questions:

Attendance check, and a hint to the puzzle theme in the first words of the starred answers
Postseason gridiron game, and a hint to the puzzle theme found in starred answers
Reservoir, and hint to puzzle theme found in seven long answers
Classic breakup line, and a hint to the formation of this puzzle's theme answers
Nancy Reagan's antidrug slogan, and a hint to this puzzle's theme
"The wart stops here" product, and a hint to the theme found in eight puzzle answers
"Dog the Bounty Hunter" network, and a hint to the theme in this puzzle's four longest answers
1997 Kevin Kline film, and a hint to the puzzle theme hidden in four answers
___ to school . . . or a hint to the puzzle theme suggested by the ends of five answers
Tip, and a hint to this puzzle's theme found in five answers
Rebelliously, perhaps (and a hint to this puzzle's four theme answers)
Mars mouthful; also, a hint to this puzzle's theme
Supplements added to each of this puzzle's theme answers
Hint to this puzzle's theme
Unqualified (with a hint to this puzzle's theme)
Kind of club that's a hint to this puzzle's theme
Grate, with "get," or what this puzzle's theme answers get
Wee hr., and a hint to a feature common to this puzzle's four longest answers
Common refrain that's a hint to this puzzle's theme
Group with a hint to this puzzle's theme
Proper sort ... or a cry upon solving each of this puzzle's theme answers?
"We're on to you!" (and a hint to how this puzzle's other four longest answers were created)
1965 Beach Boys hit, and hint to this puzzle's theme
Hip-hop mogul, and a hint to this puzzle's theme
Eternal, and a hint to this puzzle's phonetic theme