run- - sate
- run-down pipe
- run-off
- run-off control
- run-off depletion curve
- run-off dissipation
- run-off ditch
- run-off variability
- run-off-producing rainfall
- running exhaust emission
- running fire
- running trap
- running water
- running wild
- running-water lake
- runoff
- runoff analysis
- runoff control terrace
- runoff cycle
- runoff depletion
- runoff farming
- runoff from feedlots
- runoff inducement
- runoff interception
- runoff map
- runoff model
- runoff percentage
- runoff plot
- runoff pollution
- runoff pollution abatement
- runoff process
- runoff producing precipitation
- runoff rate
- runoff variability
- runoff volume
- runout
- rupestrine
- rupestrine plant
- rupicolous
- rupicolous plant
- rupper
