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Updated: Jun 23, 2026

In Situ Soil Moisture Sensors in Undisturbed Soils

In Situ Soil Moisture Sensors in Undisturbed Soils

Published on: November 18, 2022

Environmental sensor networks in ecological research.

Philip W Rundel^1,2, Eric A Graham¹, Michael F Allen³

¹Center for Embedded Networked Sensing, University of California, Los Angeles, CA 90095, USA.

The New Phytologist

|May 9, 2009

Summary

Environmental sensor networks leverage miniaturized electronics and internet connectivity for real-time ecological monitoring. These systems track diverse habitats and phenomena across various scales, from continental to local, enhancing environmental understanding.

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Area of Science:

Environmental science
Ecology
Sensor technology

Background:

Environmental sensor networks integrate distributed sensing, real-time data analysis, and remote sensing data streams.
Advances are driven by electronics miniaturization, increased data storage, computational power, and internet connectivity.
Networks are established and planned for monitoring diverse habitats at multiple spatial and temporal scales.

Purpose of the Study:

To highlight the capabilities and applications of environmental sensor networks.
To demonstrate the range of scales and phenomena monitored by these networks.
To emphasize the integration of various sensor types for comprehensive ecological understanding.

Main Methods:

Deployment of sensor networks across various spatial scales (continental to local).
Collection of temporal data ranging from seconds to decades (e.g., sunfleck dynamics, CO2 fluxes, temperature shifts).
Integration of above-ground, subsurface soil, and aquatic/riparian sensor systems.

Main Results:

Successful monitoring of multiple habitats at different scales, from continental systems to forest edges.
Measurement of diverse environmental parameters including physical and biological activity, groundwater fluxes, and nutrient dynamics.
Integration of complex sensors like digital cameras and microphones for hierarchical sensing.

Conclusions:

Environmental sensor networks provide powerful tools for ecological research and environmental monitoring.
The integration of diverse sensor technologies enhances the ability to study complex ecological systems.
Emerging sensor technologies promise further advancements in revealing previously unobservable environmental phenomena.