Related Experiment Video
Updated: Nov 6, 2025
15:30
A Telemetric, Gravimetric Platform for Real-Time Physiological Phenotyping of Plant–Environment Interactions
Published on: August 5, 2020
12.1K
Scale gaps in landscape phenology: challenges and opportunities
Daniel S Park1, Erica A Newman2, Ian K Breckheimer3
1Department of Biological Sciences, Purdue University, West Lafayette, IN 47907, USA.
Trends in Ecology & Evolution
|May 11, 2021
Summary
Phenology, the timing of life events, varies with observation scale. Understanding this scale dependence is crucial for accurate landscape phenology studies across diverse ecosystems.
Area of Science:
- Ecology
- Environmental Science
- Plant Science
Background:
- Phenology, the study of life cycle timing, is known to vary across spatial and temporal scales.
- Understanding phenological variation is critical for ecological and environmental studies.
Purpose of the Study:
- To synthesize landscape phenology research across various scales.
- To identify and address gaps in spatiotemporal phenological observations and inferences.
- To provide a framework for measuring and reporting scale dependence in phenology.
Main Methods:
- Literature synthesis of landscape phenology studies.
- Analysis of scale dependency in phenological metrics.
- Identification of spatiotemporal gaps in phenological data.
Main Results:
- Phenological patterns are inherently dependent on the scale of observation.
- Significant gaps exist in the spatiotemporal scales of current phenological data and analyses.
- Measurement scale significantly influences phenological metrics.
Conclusions:
- Addressing scale dependence is essential for robust landscape phenology.
- Standardized reporting of scale is needed for comparative phenological studies.
- This framework enhances understanding of ecological processes across landscapes.
Related Concept Videos
01:50Global Climate Change
27.6K
Throughout its ~4.5 billion year history, the Earth has experienced periods of warming and cooling. However, the current drastic increase in global temperatures is well outside of the Earth’s cyclic norms, and evidence for human-caused global climate change is compelling. Paleoclimatology, the study of ancient climate conditions, provides ample evidence for human-caused global climate change by comparing recent conditions with those in the past.
27.6K
02:45Biological Clocks and Seasonal Responses
40.2K
The circadian—or biological—clock is an intrinsic, timekeeping, molecular mechanism that allows plants to coordinate physiological activities over 24-hour cycles called circadian rhythms. Photoperiodism is a collective term for the biological responses of plants to variations in the relative lengths of dark and light periods. The period of light-exposure is called the photoperiod.
40.2K
01:50Threats to Biodiversity
25.2K
There have been five major extinction events throughout geological history, resulting in the elimination of biodiversity, followed by a rebound of species that adapted to the new conditions. In the current geological epoch, the Holocene, there is a sixth extinction event in progress. This mass extinction has been attributed to human activities and is thus provisionally called the Anthropocene. In 2019 the human population reached 7.7 billion people and is projected to comprise 10 billion by...
25.2K
02:16Light Acquisition
8.8K
In order to produce glucose, plants need to capture sufficient light energy. Many modern plants have evolved leaves specialized for light acquisition. Leaves can be only millimeters in width or tens of meters wide, depending on the environment. Due to competition for sunlight, evolution has driven the evolution of increasingly larger leaves and taller plants, to avoid shading by their neighbors with contaminant elaboration of root architecture and mechanisms to transport water and nutrients.
8.8K
01:30Thematic Layering in GIS
127
In the past, planning projects such as schools or public facilities required extensive manual effort to gather and compile data. Information such as property boundaries, soil characteristics, road networks, zoning regulations, and flood zones had to be sourced individually from courthouses, utility providers, and registry offices. Assembling these datasets into a coherent format often took several months, delaying project timelines.The introduction of Geographic Information Systems (GIS)...
127
02:31Habitat Fragmentation
20.2K
Habitat fragmentation describes the division of a more extensive, continuous habitat into smaller, discontinuous areas. Human activities such as land conversion, as well as slower geological processes leading to changes in the physical environment, are the two leading causes of habitat fragmentation. The fragmentation process typically follows the same steps: perforation, dissection, fragmentation, shrinkage, and attrition.
20.2K