浜辺
3四分の一の長さ
altruism
bag
care
casual clothing
caucasian ethnicity
charity and relief work
cleaning
community
community outreach
cooperation
day
dedication
ecosystem
efficiency
environment
environmental cleanup
environmental conservation
environmental damage
environmental issues
focus on foreground
front view
garbage
holding
horizontal
improvement
lifestyles
looking at camera
millennial generation
mixed race person
multiethnic group
nature
outdoors
pollution
portrait
protection
smiling
social responsibility
standing
sunlight
sunny
teamwork
three people
volunteer
working
young adult
young men
young women