Crossword Puzzle Meltdown areas

Clue: Meltdown areas

Major growth areas (UTERI with 5 letters)
Shaded areas (e.g. ARBORS with 6 letters)
Hosp. trauma areas (ERS with 3 letters)
Open areas in church (NAVES with 5 letters)
What the black areas on horizontal rows 4, 8 and 12 represent (HELPINMORSECODE with 15 letters)
Shea areas (TIERS with 5 letters)
Target areas (AISLES with 6 letters)
Arid areas (DESERTS with 7 letters)
Guernsey's grazing areas (LEAS with 4 letters)
Like some river areas (DELTAIC with 7 letters)