Any process that activates or increases the frequency, rate or extent of lung alveolus development.
Synonyms:
exact_synonym:
positive regulation of alveolarization; positive regulation of alveologenesis; up regulation of alveolarization; up regulation of alveologenesis; up regulation of lung alveolus development; upregulation of alveolarization; upregulation of alveologenesis; upregulation of lung alveolus development
narrow_synonym:
activation of alveolarization; activation of alveologenesis; activation of lung alveolus development