Here are 10 hashtags and 10 emojis for "World Lion Day, Aug 10th":

Hashtags:
#WorldLionDay
#LionConservation
#BigCatAwareness
#WildlifeProtection
#RoarForLions
#NationalParks
#AfricanWildlife
#LionPride
#LionKingdom
#LionArtAndDesign

Emojis:
🦁🐾🌍🌳🌄🌆🌍🌎🌏🌟