Tree terms: e
- EAC
 - early gentian
 - early wood
 - early-mature
 - earth sheltering
 - Earth summit
 - easement
 - eave
 - ecclesiastical exemption
 - ecological economics
 - ecological footprint
 - ecological matching
 - ecological site classification
 - ecological site classification decision support system
 - ecology
 - Economics of ecosystems and biodiversity study (The)
 - ecosystem
 - ecosystem banking
 - ecosystem services
 - ecotone
 - eco-town
 - ecto-
 - ectomycorrhiza
 - Eden project
 - Edexel
 - edge course
 - edible dormouse (Glis glis)
 - Edwardian gardens
 - efflorescence
 - eight-toothed European spruce bark beetle
 - el niño –southern oscillation
 - elastic
 - elastic limit
 - elastometer
 - ELC
 - e-learning
 - electric fence
 - electrolyte leakage
 - elephant’s ear
 - elephant’s foot
 - elevation (architecture)
 - elevation (landscape)
 - elk (Alces alces ssp. alces)
 - embedded energy
 - embodied energy
 - emerald ash borer
 - emergent layer
 - emissions trading
 - enabling development
 - enclosure
 - enclosure (of land)
 - end loading
 - endemic
 - endo-
 - endomycorrhiza
 - endophyte
 - endoscope
 - energy
 - energy crops scheme
 - energy density
 - energy yield ratio
 - enforcement notice
 - enforcement of judgment
 - engineering ripper
 - England biodiversity list
 - English bond
 - English elm
 - English Heritage
 - English oak
 - English woodland grant scheme
 - enrichment planting
 - ENSO
 - environment
 - Environment Act 1995
 - environmental economics
 - environmental engineering
 - environmental ethics
 - environmental ethics (and capitalism)
 - environmental ethics (and human nature)
 - environmental ethics (and religion)
 - environmental ethics (and science & technology)
 - environmental ethics (and urbanization)
 - environmental impact
 - environmental impact assessment
 - Environmental Impact Assessment (Forestry) Regulations 1999
 - environmental movement
 - Environmental Protection Act 1990
 - environmental science
 - environmental statement
 - environmental stewardship scheme
 - environmentalist
 - environmentally sensitive area
 - enzyme
 - epi-
 - epicormic shoots
 - epiphyte
 - epithet
 - equines
 - equinox
 - equitable title
 - erosion (drains)
 - erosion (soil)
 - erumpent canker
 - espalier
 - essential oils
 - establishment
 - estate fence
 - estovers
 - ethnobotany
 - etiolation
 - eudicot
 - European Arboricultural Council
 - European bison (wisent, Bison bonasus)
 - European landscape convention (ELC)
 - European protected species
 - European site
 - eutrophication
 - evaporation
 - evapotranspiration
 - evergreen
 - evolution
 - excepted land
 - exception site
 - exemplary damages
 - exotic
 - expansion crack
 - expansion joint
 - expert witness
 - exposure
 - extinction debt
 - extraction
 - extractives
 - extreme weather attribution
 - extreme weather events
 - exudate