浜辺
environmental
background
bag
blue
bottle
clean
cleanup
coast
coastline
container
contamination
damage
danger
dirt
dirty
disaster
dump
ecology
environment
garbage
global
industrial
industry
landfill
landscape
litter
marine
messy
nature
ocean
plastic
pollute
polluted
pollution
problem
recycle
recycling
reuse
rubbish
sand
sea
sewage
shore
toxic
trash
unhygienic
waste
water
wave