Concepts

All (3,182)Explore Concept Graph

3,182 concepts

measurement

microplasticity

Plasticity observed at fine spatial scales within environments

evolution1 paper
phenomenon

microplastics

Plastic particles smaller than 5 mm that result from fragmentation of larger plastic pieces

general ecology1 paper
phenomenon

microtopography

Topographic variation on the order of submeters to several meters which can be characterized mainly through airborne light detection and ranging data

landscape1 paper
phenomenon

microvertebrate assemblage

Collection of small vertebrate fossils recovered from sedimentary deposits

paleontology1 paper
phenomenon

microvirus diversity

The variety and distribution of small circular single-stranded DNA viruses that infect bacteria

molecular1 paper
phenomenon

midday depression

population ecology1 paper
phenomenon

midden

Large piles of cones at the base of trees where squirrels stockpile cones, which are defended as territories and serve as cache for winter survival

population ecology1 paper
measurement

migration initiation date

population ecology1 paper
framework

military landscapes

Specialized landscapes of military training and mountain battle-zones that exist as both material concept and memories for navigation of physical and social landscapes

landscape1 paper
phenomenon

mine disturbance

landscape1 paper
phenomenon

mine tailings

Pulverized waste rock not containing useful ore, typically deposited as slurry or fine dust, often containing toxic metals and chemicals

general ecology1 paper
phenomenon

mineral zoning

The spatial distribution of different mineral assemblages around a hydrothermal center

general geology1 paper
process

mineral-organic associations

Associations between organic compounds and reactive minerals that can effectively protect organic compounds from microbial access and represent an important C storage mechanism in upland soil systems

biogeochemistry1 paper
framework

minimally guided instructional strategies

methodological1 paper
land use

mining

mining1 paper
hypothesis

misdirected parental care hypothesis

Individuals kill unrelated young to avoid wasting energy on parental care that does not benefit their own offspring

evolution1 paper
phenomenon

mixed-modern water

hydrology1 paper
measurement

mixing height

climate1 paper
metric

mixing model prediction bias

hydrology1 paper
framework

mixing sub-space

methodological1 paper
theory

model complexity trade-offs

The balance between including biological detail to improve accuracy versus introducing parameter uncertainty that can reduce forecast skill

methodological1 paper
theory

model equifinality

methodological1 paper
framework

model evaluation/performance

methodological1 paper
methodological

model resolution

methodological1 paper
methodological

model validation

Process of comparing model predictions with observed data to assess model performance

methodological1 paper
measurement

modern residence times

hydrology1 paper
metric

modularity

community ecology1 paper
measurement

molecular weight

biogeochemistry1 paper
resource

molybdenum

mining1 paper
process

molybdenum mineralization

biogeochemistry1 paper
measurement

monomethylmercury

biogeochemistry1 paper
measurement

moraine exposure age

climate1 paper
theory

moral burden

The ethical responsibilities that supervisors carry when sending workers into the field, including duties of promoting safety, ensuring equitable access, and continuing to learn and improve

methodological1 paper
phenomenon

morphological complexity

Complex flower morphologies with hooded flowers and long nectar spurs that may influence microbial signal transmission and pollinator behavior

plant ecology1 paper
theory

morphological constraint

Physical limitations imposed by body structure that affect foraging efficiency and resource use

general ecology1 paper
phenomenon

morphological differentiation

Differences in physical characteristics, particularly head capsule size, between coexisting species

community ecology1 paper
process

morphological integration

general ecology1 paper
phenomenon

morphological intermediate

Individuals bearing characteristics from both parent species indicating potential hybrid status

evolution1 paper
process

mosaic genome evolution

Different evolutionary rates and histories in different parts of the genome

evolution1 paper
metric

moss prevalence

Ratio of moss cover to vascular plant cover, used to assess relative moss dominance

community ecology1 paper
hypothesis

mother-knows-best hypothesis

The hypothesis that parent-offspring conflicts can arise when host plants that maximize larval performance differ from plants that increase adult longevity and egg production

evolution1 paper
hypothesis

mother-knows-best hypothesis

population ecology1 paper
process

mound construction

Building of elevated nest structures from organic materials, excavated soil, and debris by social insects

community ecology1 paper
process

mountain pass formation

Creation of low elevation corridors through mountain ridges by water erosion

hydrology1 paper
hypothesis

mountain passes are higher in the tropics

general ecology1 paper
phenomenon

multi-layer cloud systems

climate1 paper
theory

multilevel selection

Theoretical framework positing natural selection simultaneously occurs at multiple levels of biological organization, and at levels other than only the gene

evolution1 paper
theory

multiple hierarchy stratification theory

A theoretical view operating on the premise that each person has a specific status or position within society, with different levels of socioeconomic status having different challenges with leisure co...

population ecology1 paper
framework

multiscale spatial representation

Hierarchical spatial relationships to represent data across scales from molecular to regional

methodological1 paper
theory

natal habitat effects

The influence of early life environment on later life history decisions

population ecology1 paper