World Maritime Day

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Across
  1. 4. connected with the sea, especially in relation to seafaring commercial or military activity
  2. 5. covid-19
  3. 6. the branch of knowledge dealing with engineering or applied sciences.
Down
  1. 1. the earth, together with all of its countries, peoples, and natural features.
  2. 2. the transport of goods by sea or some other means.
  3. 3. colour of sustainability