Spitballing here…
Deciduous would be the opposite of evergreen. A deciduous plant or shrub sheds foliage at the end of the growing season. Deciduous (of teeth, antlers, etc.) being shed at the end of a period of growth.
https://www.vocabulary.com/dictionary/deciduous
Could it be in a global sense that populations of people could be considered deciduous, or even expendable?
Depopulation is to remove or reduce the population of, as by destruction or expulsion.
https://www.dictionary.com/browse/depopulation
One of the items on the NWO agenda is clearly to control population (just Google it).