黄砂
1
yellow sand;yellow dust;Asian dust;dust carried on high winds from Mongolia, northern China, and Kazakhstan
花粉よりも小さな黄砂をマスクでどれだけ防ぐことが出来るのか？花粉よりもずっと厄介者のように思います。
Just how well can masks block the, even smaller than pollen, yellow sand dust? I think it much more of a nuisance than pollen.
2
loess
See also:
黄土 (おうど)
3
desert
See also:
砂漠 (さばく)
Other forms
黄沙 【こうさ】