Dimethylsulfide [dy-meth-uhl-SUHL-fyd], or DMS, is a byproduct of biological activity in sea ice and a major source of cloud nuclei [NOO-klee-eye] to the atmosphere. Which of the following is true?
W) DMS levels in ice-free regions of ocean are higher than in ice-laden regions
X) The Antarctic atmosphere receives the highest amounts of atmospheric DMS during the spring to early summer months (November through December)
Y) Dissolved DMS concentrations are highest in Southern Ocean waters during the winter (July through August)
Z) Release of DMS into the Antarctic atmosphere reduces the amount of regional cloud cover during the start of the summer season
✔️Answer:X) THE ANTARCTIC ATMOSPHERE RECEIVES THE HIGHEST AMOUNTS OF ATMOSPHERIC DMS DURING THE SPRING TO EARLY SUMMER MONTHS (NOVEMBER THROUGH DECEMBER)
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