re-afforestation vs reclamation

re-afforestation and reclamation both are nouns.

Word	Noun	Adjective	Verb	Adverb
re-afforestation	Yes	No	No	No
reclamation	Yes	No	No	No

As nouns, reclamation is a hypernym of re-afforestation; that is, reclamation is a word with a broader meaning than re-afforestation:

re-afforestation: the restoration (replanting) of a forest that had been reduced by fire or cutting
reclamation: the conversion of wasteland into land suitable for use of habitation or cultivation

Other hypernyms of re-afforestation include rehabilitation, renewal.

re-afforestation (noun)	reclamation (noun)
the restoration (replanting) of a forest that had been reduced by fire or cutting	rescuing from error and returning to a rightful course
	the conversion of wasteland into land suitable for use of habitation or cultivation
	the recovery of useful substances from waste products