environmental
abstract
air
bio
bird
circle
clean
concept
conceptual
design
duck
ecological
ecology
element
emblem
environment
fauna
flight
freedom
gold
golden
goose
gradient
graphical
icon
identity
isolated
life
line
logo
logotype
mono
monoline
natural
nature
overlapping
pictogram
precious
round
sign
sky
swan
symbol
web
wildlife
wings