2011
apple_core
avian
banana_peel
beverage_can
bird
border
bottle
container
english_text
environmentalism
exclamation_point
food
ice_cream_cone
juano
litter_stick
owl
sandwich_(food)
signature
solo
speech_bubble
text
trash
trash_can
united_states_forest_service
water_bottle
white_border
woodsy_owl
