Green subj. WSJ Crossword Clue
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The most common and recent 4-letter answer for "Green subj." is ECOL.
The clue 'Green subj.' refers to a subject related to environmental concerns, often described as 'green.' 'ECOL' is an abbreviation for 'ecology,' which is the study of interactions between organisms and their environment, a key topic in environmental science.
This clue was last seen in the WSJ Crossword on December 24, 2025.
ECOL is an abbreviation for ecology, the branch of biology that deals with the relationships of organisms to one another and to their physical surroundings.
Green sci., Earth Day subj., Earth Day sci., Environmental sci., Environmental science: Abbr.
The clue “Green subj.” is a classic crossword staple, frequently appearing in puzzles like the WSJ crossword. For the puzzle dated December 24 2025, the definitive 4-letter answer is: ECOL.
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