De or het wereldrecessie?

The correct Dutch article is:

de wereldrecessie

Rule Words ending in -tie and -sie: almost always de. See the rule

How to use wereldrecessie

the wereldrecessiede wereldrecessie
this wereldrecessiedeze wereldrecessie
that wereldrecessiedie wereldrecessie
our wereldrecessieonze wereldrecessie
your wereldrecessiejouw wereldrecessie
every wereldrecessieelke wereldrecessie
which wereldrecessie?welke wereldrecessie?
a big wereldrecessie / the big wereldrecessieeen grote wereldrecessie, de grote wereldrecessie