浜辺
background
bag
cleanup
coast
coastline
conservation
contamination
damage
danger
dirt
dirty
disaster
dump
ecological
ecology
environment
environmental
garbage
global
litter
marine
material
messy
nature
ocean
outdoor
plastic
pollute
polluted
pollution
problem
recycle
recycling
river
rubbish
sand
sea
sewage
shore
summer
tourism
toxic
trash
travel
tropical
unhygienic
waste
water
wave