Concepts

All (3,182)Explore Concept Graph

3,182 concepts

process

inertial instability

climate1 paper
phenomenon

infanticide

The killing of infants by conspecifics other than the parents

population ecology1 paper
measurement

infiltration capacity

The maximum rate at which water can enter soil under specified conditions

hydrology1 paper
metric

information entropy

Probabilistic approach to measure spatial and temporal variability using Shannon entropy framework

methodological1 paper
measurement

innovation success

successful manipulation of puzzle box to obtain food reward by opening either lid or door

population ecology1 paper
measurement

insect biomass

Total dry weight of insects captured, used as proxy for abundance and population size

population ecology1 paper
metric

instantaneous mortality rate

A measure of per-capita mortality rate calculated as the natural logarithm of survival over time

population ecology1 paper
framework

instream flow protection

hydrology1 paper
process

instrumental learning

Learning motor routines that mediate nectar extraction through robbing holes

general ecology1 paper
process

insulin/insulin-like growth factor signaling

A conserved nutrient-sensing signaling pathway that regulates cellular metabolism, survival, proliferation, and growth as well as reproduction

molecular1 paper
framework

integrated pest management

An integrated approach which considers multiple strategies and tactics to manage pests efficiently while incorporating economic, social and ecological components

general ecology1 paper
framework

integrating natural gradients

methodological1 paper
framework

integrative taxonomy

Approach that combines multiple criteria and character sets to discover and delimit species

general ecology1 paper
measurement

integumentary tapetum

The innermost layer of the integument adjacent to the embryo sac in ovules, characterized by hypertrophied cells in some species

general ecology1 paper
process

inter-cohort cannibalism

Cannibalism occurring between different age cohorts, where older individuals consume younger individuals of the same species

population ecology1 paper
process

inter-seasonal storage

Water storage transfer between seasons, particularly winter snow storage contributing to summer flows

hydrology1 paper
mechanism

interactive functional complementarity

community ecology1 paper
measurement

interception rates

hydrology1 paper
framework

intercomparison

methodological1 paper
measurement

interferometric synthetic aperture radar (InSAR)

Radar interferometry technique using phase differences between satellite acquisitions to detect ground surface deformation

methodological1 paper
process

interflow

Lateral movement of snowmelt downgradient through soil zone toward topographic convergent zones to form streams

hydrology1 paper
metric

internal consistency

methodological1 paper
process

internal production

biogeochemistry1 paper
framework

internal state

Properties of an organism's internal status including disease status, age, sex, body condition, and hormone levels that influence metabolic demands

general ecology1 paper
process

interspecific interactions

Behavioral interactions between marmots and other species sharing their habitat

community ecology1 paper
measurement

intertegular distance

Distance measurement used as proxy for body size in bees

methodological1 paper
geological process

intertonguing relationship

general geology1 paper
process

intraspecific signals

population ecology1 paper
phenomenon

invasion success

general ecology1 paper
hypothesis

invasive species hypothesis

The hypothesis that recent D. geminata blooms are caused by introductions of the species to new geographic areas

general ecology1 paper
phenomenon

inverse storage effect

More young water released from storage during wet periods than during dry periods

hydrology1 paper
phenomenon

invisible fraction

Individuals that die before trait expression, creating missing data that can bias selection estimates

methodological1 paper
phenomenon

iridescent coloration

Structural coloration that changes appearance based on viewing angle due to optical interference in plumage or other surfaces

evolution1 paper
hypothesis

iron hypothesis

The proposal that ferric-ferrous iron redox shifts sequester additional phosphorus needed to stimulate nuisance D. geminata blooms in oligotrophic streams

biogeochemistry1 paper
theory

island biogeography

Pikas as island species restricted to talus habitat and high alpine mountain tops

general ecology1 paper
process

isolated decomposition

Decomposition of litter isolated from tree canopy and root network influences to study selective pressures from litter chemistry alone

biogeochemistry1 paper
phenomenon

isothermal snowpack

Snowpack condition when snow temperature is uniform at 0°C and entering net seasonal melting cycle

hydrology1 paper
policy

jurisdiction boundary

community planning1 paper
metric

k-component

A maximal subset of nodes in which all nodes are mutually reachable by at least k node-independent paths using only nodes in the subset.

methodological1 paper
measurement

keriotheca

methodological1 paper
theory

kinematic wave equation

hydrology1 paper
process

kinetic constraints

biogeochemistry1 paper
process

kinetic fractionation

hydrology1 paper
phenomenon

krummholz

Stunted, mat-like growth form of trees at treeline characterized by prostrate branches due to harsh environmental conditions

landscape1 paper
measurement

kurtosis

methodological1 paper
process

lability

population ecology1 paper
metric

labor force participation rate

methodological1 paper
phenomenon

lagged correlation

Correlation between canopy growth in one year and stem growth in the following year rather than the same year

general ecology1 paper
metric

lambda

population ecology1 paper
measurement

landscape contrast

Visual contrast between puddling sites and surrounding areas measured using polarized light photography and gray scale analysis

methodological1 paper