Results 11 to 20 of about 2,466,142 (323)

Distributed environmental monitoring [PDF]

open access: yes, 2013
With increasingly ubiquitous use of web-based technologies in society today, autonomous sensor networks represent the future in large-scale information acquisition for applications ranging from environmental monitoring to in vivo sensing.
Cleary, John   +4 more
core   +3 more sources

Environmental Monitoring Technology [PDF]

open access: yesMilitary Medicine, 2002
As a consequence of the new geopolitical environment, missions of military forces have changed. Soldiers are now primarily involved in peacekeeping or humanitarian missions. Even the radiological threat has changed. Now there is greater concern about exposure to low-level radiation (LLR) as opposed to that from thermonuclear warfare. The North Atlantic
openaire   +2 more sources

A study on pollution emission flux estimation and tailwater for mariculture in the Tianjin, China [PDF]

open access: yesE3S Web of Conferences
With the rapid development of marine aquaculture in Tianjin, the methods and types of aquaculture are constantly evolving and changing. Due to the presence of large amounts of pollutants such as nitrogen and phosphorus in aquaculture wastewater, it has ...
Yuan Hui   +4 more
doaj   +1 more source

Research on the Influence of Weather Patterns on Ozone Concentration: A Case Study in Tianjin

open access: yesAtmosphere, 2022
Ozone (O3) is an important secondary substance that plays a significant role in atmospheric chemistry and climate change. Although O3 is essential in the stratosphere, it is harmful to human health in the troposphere, where this study was conducted.
Yuan Li   +7 more
doaj   +1 more source

Polybrominated diphenyl ethers (PBDEs) in sediment and fish tissues from Lake Chaohu, central eastern China

open access: yesArchives of Environmental Protection, 2015
Polybrominated diphenyl ethers (PBDEs) levels in environmental media have increased over the last 20-25 years in the world. In aquatic environments PBDEs were found to be accumulated along food chain and Endocrine disruptors toxicity. In this study PBDEs
Yang Suwen   +3 more
doaj   +1 more source

Spatio-temporal variation of vegetation and its correlation with soil moisture in the Yellow River Basin

open access: yesShuiwen dizhi gongcheng dizhi, 2023
Analyzing the temporal and spatial changes of vegetation and its correlation with soil moisture and quantitatively revealing the impact of soil moisture on vegetation growth are of certain significance for drought monitoring and ecological protection ...
Mengmeng GAO   +5 more
doaj   +1 more source

Evaluation of Data Quality on the Detection of Heavy Metals in Soils by Atomic Absorption Spectrometry or Atomic Fluorescence Spectrometry and X-ray Fluorescence Spectrometry in Ecological Environment Monitoring

open access: yesYankuang ceshi, 2019
BACKGROUND In current ecological environmental monitoring, the standard methods used to determine the total contents of inorganic elements, such as heavy metals in soil, include atomic absorption spectrometry (AAS), atomic fluorescence spectrometry (AFS)
TIAN Zhi-ren   +5 more
doaj   +1 more source

Green energy and its high-efficiency utilization model of surface karst springs in karst plateau mountainous area

open access: yesCarsologica Sinica, 2022
To solve the problem of water shortage in karst plateau mountainous area, this study on the model of development and utilization of surface karst water is conducted.
Cuiqiong ZHOU   +7 more
doaj   +1 more source

Comparator Design in Sensors for Environmental Monitoring [PDF]

open access: yes, 2018
This paper presents circuit design considerations of comparator in analog-to-digital converters (ADC) applied for a portable, low-cost and high performance nano-sensor chip which can be applied to detect the airborne magnetite pollution nano particulate ...
Fan, Hua   +4 more
core   +1 more source

Distribution Characteristics of Heavy Metals in Soils of the Anhui Section of the Huaihe River Basin

open access: yesYankuang ceshi, 2018
How to scientifically reflect the soil environmental quality of a large area through limited soil point monitoring is a major direction of current research.
QIAN Zhen-bing   +4 more
doaj   +1 more source

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