L
La Nina
laboratory manuals
laboratory methods
lac cells
lacewings
lactation
lacustrine communities
ladyfish
lagomorphs
lagoons
lake channels
lake communities
Lake Flirt marl
lake improvement
Lake Region
Lake Wales Ridge
lakes and ponds
land
land acquisition
land carrying capacity
land cover
land cover classes
land disposal
land management
land ownership
land parcels
land physiography
land planning
land pollution
land reclamation
land regions
land resources
land retirement programs
land surveying
land tenure
land use
land use change
land use classification
land use maps
land use planning
land values
land-atmosphere exchange
landfill
landforms/physiographic features
landowner compensation
landowner-government relations
landowners
lands
landsat
landscape
landscape ecology
landscape modeling
landscape models
landslides
larvae
larval cases
lateral line
launching ramps
law
law enforcement
law makers
laws and legislation
leaching
lead
lead poisoning
lead shot
learned societies
learning
leased areas (government)
leaves
legislation
legs
legumes
leisure
length-weight relationships
lenses
lentic water
lethal limits
leucism
leucoxene
levees and canals
levels of organization
liability
libraries
lichens
LIDAR
life cycle
life expectancy
life functions
life history characteristics
life span
light
light absorption
light attentuation
Light Detection and Ranging Survey Data
light penetration
light properties
light transmission
lightning
lightning-caused fires
limbs
limestone
limnetic zone
limnology
limpets, snails and slugs
lipids
liquefaction
liquid chromatography
liquid wastes
Lisbon Formation
literature reviews
lithification
lithology
lithophagy
litter
litter (pollution)
littoral zone
live oak/cabbage palm forest
live weight
liver
liverworts
livestock
living standards
loams
lobsters
local/regional government
locality data
locks
locomotion
logging
logs
long term ecological research
long-term effects
long-term forecasting
long-term trends
longear sunfish
longevity
longitude
longleaf/turkey oak
loons and grebes
looping
lophophorate organs
lopophore
loss of spatial extent
lotic water
low hammock
low pineland
low-cost housing
Lower East Coast
Loxahatchee peat
LTER
luminescence
lunar rhythm
lungs
lycopods
lymph node
lymphatic system