accumulated snow
bailanghe wetland
bridge
dawn
dusk
ecological environment
environment
environmental conservation
glacial
heavy snow
human and environment
lakes
melting snow
national wetland
northern
original ecological landscape
original ecology
park
reed
reeds in winter
reflections
rivers
rosy clouds
snow
snow and ice
sunlight
textured
thick snow
tree
urban wetland
weeds
wetland landscape
wetland park
whitecaps oasis wetland park
winter
wintertime
woods