The parched ground... — The Hebrew word is essentially what we know as the mirage, or fata morgana, the silvery sheen which looks like a sparkling lake, and turns out to be barren sand. Instead of that delusive show, there shall be in the renewed earth the lake itself.
In the habitation of dragons... — Better, as elsewhere, jackals, which had their lair in the sandy desert.
Shall be grass with reeds and rushes. — Better, grass shall grow as (or unto) reeds and rushes, the well-watered soil giving even to common herbage an intensified fertility.