conserving
con-serv-ing
verb
Protecting something from harm or loss, or using resources carefully to avoid waste.
"They are conserving water during the drought."
noun
The act or process of protecting something or using resources wisely to prevent loss.
"Conserving nature is vital for future generations."
Thesaurus
Synonyms: preserve, keep up, maintain, conserve, conserves, preserves, economise, economize, husband