- ear shells
- earache
- early adolescence
- early boreal
- early death
- early detection
- early diagnosis
- early effect
- early food
- early frost
- early leaf blight
- early orange leafrust
- early reaction
- early slag
- early stone age
- early warning system
- earp-thomas composting process
- earphone unit
- earth air current
- earth albedo
- earth attraction
- earth circle
- earth crust
- earth current
- earth ellipsoid
- earth flax
- earth history
- earth humus
- earth light
- earth movement
- earth noise
- earth nucleus
- earth oil
- earth pressure
- earth radiation
- earth resources observation satellite
- earth resources observation systems
- earth resources technology satellite
- earth rock excavation
- earth rotation
- earth satellite
- earth slip
- earth survey satellite
- earth synchronous orbit
- earth temperature
- earth thermal balance
- earth tide
- earth water
- earth-boring tools
- earth-orbital practice flight