agriculture, animal, beach, blue, bone, catastrophe, catastrophy, coast, contamination, danger, dead, death, desert, disaster, dying, ecology, environment, fish, global, habitat, heat, hot, humid, industry, lake, leisure, life, nature, ocean, oxygen, polluted, pollution, problem, rotten, salt, sand, sea, season, shore, smell, toxic, vertical, water, yellow, soil, production, seashore, earth, time off, misfortune, end, impurity, lousy, cultivation, heat energy, farming, direction, gas, O, difficulty, icky, trouble, tragedy, commerce, transaction, aquatic vertebrate, environmental condition, calamity, situation