alluvium
background
bed
bumpy
channel
clay
climate
creek
deposits
desert
desertification
dirt
dirty
dried
drought
dry
environment
erosion
evaporation
fragment
grunge
landscape
low
marsh
meander
mud
river
rough
salinization
salt
saltmarsh
sand
sedimentary
shallowed
shore
soil
stream
temporary
texture
textured
tidal
tide
up
warming
water
watercource