Concepts

All (3,182)Explore Concept Graph

3,182 concepts

theory

Metabolic Theory of Ecology

Theory providing mass-metabolism scaling rules that relate metabolic rate to organism mass through allometric relationships

community ecology7 papers
framework

Michaelis-Menten kinetics

biogeochemistry7 papers
measurement

acoustic localization

Method to determine the spatial origin of sound sources using arrays of microphones and signal processing techniques

methodological7 papers
process

affiliative social relationships

Positive social interactions and bonds between individuals including behaviors like grooming, playing, and proximity maintenance

population ecology7 papers
measurement

algal resource quality

The nutritional value of algae as food for aquatic consumers, typically measured by nutrient content

community ecology7 papers
process

biomass allocation

Distribution of plant growth and resources between aboveground (shoots) and belowground (roots) structures

general ecology7 papers
concept

climate refugia

Areas where organisms can persist during periods of unfavorable climate change

landscape7 papers
measurement

cloud base height

climate7 papers
process

coevolution

The reciprocal evolutionary change in interacting species driven by natural selection, where adaptations of one species create selective pressures on another species

evolution7 papers
process

conductive heat flux

Heat transfer through soil via molecular conduction

climate7 papers
process

data synthesis

methodological7 papers
process

depositional growth

climate7 papers
measurement

docility

Individual's reaction to being trapped and handled, measured on behavioral scale from aggressive to passive responses

evolution7 papers
phenomenon

dominance hierarchy

Social ranking system based on agonistic interactions where some individuals consistently dominate others

community ecology7 papers
framework

ensemble learning

Machine learning approach that combines multiple algorithms to improve predictive performance and robustness

methodological7 papers
process

environmental filtering

general ecology7 papers
metric

female fitness

population ecology7 papers
measurement

floral longevity

The duration from when a flower's corolla first opens until either the corolla falls off or the stigma closes after opening

pollination ecology7 papers
methodology

genome-wide association study

Statistical approach to identify genetic variants associated with traits by scanning the entire genome

methodological7 papers
process

hemiparasitism

Parasitic plants that retain absorptive roots and are capable of carbon fixation through photosynthesis but still need to draw some of their resources from their hosts because they have low nutrient-u...

community ecology7 papers
process

herbivore preference

Selective feeding behavior of herbivores that favors certain plant traits or genotypes over others

community ecology7 papers
process

honeydew production

population ecology7 papers
phenomenon

host specificity

The degree to which parasites show preference or restriction to particular host species rather than being generalist

community ecology7 papers
phenomenon

hyporheic zone

Redox-stratified and temporally dynamic sediments in river corridors where biological processes mediate sulfur transformations

hydrology7 papers
metric

intraclass correlation coefficient

Statistical measure of repeatability that tests individual consistency of a continuous variable by comparing within-subject and between-subject variation

methodological7 papers
process

jasmonic acid-salicylic acid crosstalk

Reciprocal antagonism between plant hormone pathways where jasmonic acid suppresses salicylic acid pathway and vice versa

plant ecology7 papers
measurement

molecular formula abundance

molecular7 papers
measurement

nonpoint source pollution density

landscape7 papers
framework

paleoenvironmental reconstruction

Interpretation of ancient environmental conditions based on fossil assemblages

paleontology7 papers
measurement

percent cover

The percentage of ground area covered by a particular plant species when viewed from above

methodological7 papers
phenomenon

phenological mismatch

Food availability timing related to snow melt and vegetation growth potentially mismatched with juvenile foraging periods

climate7 papers
measurement

phylogenetic diversity

A measure of the evolutionary history represented in an ecological community, calculated as the sum of branch lengths connecting species in a phylogenetic tree

community ecology7 papers
framework

pollinator visual space

Mathematical models that represent how different pollinators perceive color based on their photoreceptor sensitivities and opponent color processing

community ecology7 papers
metric

quasi-extinction thresholds

Population size below which populations are unable to rebound due to risks associated with genetic, demographic, and environmental stochasticity

population ecology7 papers
framework

resilience

The ability of a system to change but maintain its basic attributes; a resilient forest stand subjected to disturbance will return to conditions similar to those present prior to the disturbance but m...

general ecology7 papers
framework

resilience

general ecology7 papers
mechanism

self-incompatibility

Genetic mechanisms that prevent self-fertilization by recognition and rejection of self pollen

reproduction7 papers
process

storage

biogeochemistry7 papers
process

sulfate reduction

Microbial reduction of sulfate coupled to organic matter oxidation in anoxic environments resulting in formation of low solubility sulfide minerals

biogeochemistry7 papers
process

systemic plant response

Plant ability to produce new volatile organic compounds or change other chemical characteristics when damaged, with these chemicals communicating damage to other parts of the same plant and other plan...

plant physiology7 papers
process

temporal partitioning

community ecology7 papers
measurement

tundra biodiversity

community ecology7 papers
measurement

wing coloration

The color patterns and hues on butterfly wings produced by interaction of light with pigments on the wing scales

general ecology7 papers
measurement

CO2

biogeochemistry6 papers
process

CO2 fertilization

Enhanced plant growth due to increased atmospheric carbon dioxide concentrations

climate6 papers
process

Calvin cycle

biogeochemistry6 papers
framework

Life Table Response Experiment

A method to partition variance in population growth rate into contributions arising from temporal covariances of demographic parameters at different time lags

population ecology6 papers
phenomenon

North American Monsoon

Seasonal precipitation system occurring July-September in the central Rocky Mountains bringing significant rainfall to Colorado River headwater basins

climate6 papers
metric

Relative Euclidean Distance

methodological6 papers
hypothesis

Social Security Hypothesis

Individuals in more tightly connected social groups perceive greater security from predators and allocate less time to antipredator vigilance while foraging

behavioral ecology6 papers