Major source of oxygen in the earth's atmosphere Crossword Clue

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Here is the answer for the crossword clue Major source of oxygen in the earth's atmosphere last seen in New York Times puzzle. We have found 40 possible answers for this clue in our database. Among them, one solution stands out with a 98% match which has a length of 7 letters. We think the likely answer to this clue is SEAWEED.

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Crossword Answer For Major source of oxygen in the earth's atmosphere:

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40 Potential Answers:

RankAnswerLengthSourceDate
98% SEAWEED Major source of oxygen in the earth's atmosphere (7) New York Times May 24, 2020
6% AIR Atmosphere (3) The Telegraph Mini Oct 4, 2025
6% TREES Providers of oxygen to earth's atmosphere (5) New York Times Mini Mar 25, 2024
5% AIRPOCKET Oxygen-containing cavity (9) Puzzler Backwords Nov 10, 2025
5% ORBIT Circle the earth (5) Newsday Nov 10, 2025
5% RARE __ earth metals (4) Commuter Nov 10, 2025
5% AUDIO Briefly check oxygen's sound (5) The Telegraph Cryptic Nov 10, 2025
5% KEYS A minor and A major (4) LA Times Daily Nov 7, 2025
5% ROOT Source (4) Eugene Sheffer Nov 6, 2025
5% GAS Oxygen or nitrogen (3) Commuter Nov 3, 2025

Last appeared together with the following clues in New York Times puzzle

Major source of oxygen in the earth's atmosphere Crossword Clue
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We found 40 solutions for Major source of oxygen in the earth's atmosphere. The top solutions are determined by popularity, ratings and frequency of searches. The most likely answer for the clue is SEAWEED.

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