Results 1 to 10 of about 302,302 (313)

Differential Absorption Lidar (DIAL) Measurements of Landfill Methane Emissions

open access: yesRemote Sensing, 2017
Methane is one of the most important gaseous hydrocarbon species for both industrial and environmental reasons. Understanding and quantifying methane emissions to atmosphere is therefore an important element of climate change research.
Fabrizio Innocenti, Andy Connor
exaly   +3 more sources

Failure to respond to a coral disease epizootic in Florida: causes and consequences [PDF]

open access: yesRethinking Ecology, 2021
Stony coral tissue loss disease (SCTLD) was first observed in September 2014 near Virginia Key, Florida. In roughly six years, the disease spread throughout Florida and into the greater Caribbean basin.
William Precht
doaj   +3 more sources

Tropospheric NO2 measurements using a three-wavelength optical parametric oscillator differential absorption lidar [PDF]

open access: yesAtmospheric Measurement Techniques, 2021
The conventional two-wavelength differential absorption lidar (DIAL) has measured air pollutants such as nitrogen dioxide (NO2). However, high concentrations of aerosol within the planetary boundary layer (PBL) can cause significant retrieval errors ...
J. Su   +8 more
doaj   +1 more source

Ground-based temperature and humidity profiling: combining active and passive remote sensors [PDF]

open access: yesAtmospheric Measurement Techniques, 2021
Thermodynamic profiles in the planetary boundary layer (PBL) are important observations for a range of atmospheric research and operational needs. These profiles can be retrieved from passively sensed spectral infrared (IR) or microwave (MW) radiance ...
D. D. Turner, U. Löhnert
doaj   +1 more source

Multi-Variate Analyses of Coral Mortality From the 2014–2015 Stony Coral Tissue Loss Disease Outbreak Off Miami-Dade County, Florida

open access: yesFrontiers in Marine Science, 2021
Environmental compliance monitoring associated with the Port Miami dredging project (2013–2015), designed to assess the impact of project-generated sediments on the local coral community, fortuitously captured a thermal bleaching event and the first ...
Rachele Spadafore   +3 more
doaj   +1 more source

Remote Sensing of Atmospheric Methane with IR OPO Lidar System

open access: yesAtmosphere, 2020
A differential absorption lidar (DIAL) system designed on the basis of optical parametric oscillators (OPO) with nonlinear KTiOAsO4 (KTA) and KTiOPO4 (KTP) crystals is described.
Semyon Yakovlev   +3 more
doaj   +1 more source

Uncertainty Assessment of Differential Absorption Lidar Measurements of Industrial Emissions Concentrations

open access: yesRemote Sensing, 2022
Differential absorption lidar (DIAL) has been shown to be a very effective technique for the location and quantification of emissions of pollutants and greenhouse gases at industrial facilities.
Fabrizio Innocenti   +2 more
doaj   +1 more source

Towards Developing a Micropulse Differential Absorption Lidar to Measure Atmospheric Temperature [PDF]

open access: yesEPJ Web of Conferences, 2020
It has generally been assumed that differential absorption lidar (DIAL) systems are incapable of measuring atmospheric temperature with useful accuracy.
Stillwell Robert A.   +4 more
doaj   +1 more source

On the origin of Pol. dial. kautek ‘dwarf’, G dial. (EPr.) Kautke ‘ditto’

open access: yesLingVaria, 2021
On the Origin of Mythonyms (Pol. dial. kautek, (G dial) (wschprus.) Kautke) Referring to etymological analysis, the author of this article presents a new hypothesis concerning the origin of the Polish mythological name kautek and the East Prussian ...
Rolandas Kregždys
doaj   +1 more source

Measurements of Vehicle Pollutants in a High-Traffic Urban Area by a Multiwavelength Dial Approach: Correlation Between Two Different Motor Vehicle Pollutants

open access: yesAtmosphere, 2020
The development and improvement of monitoring techniques to measure the concentration of pollutants in the atmosphere are a starting point to guarantee high levels of human health and environmental safety. The combination of lidar and dial techniques, by
Riccardo Rossi   +3 more
doaj   +1 more source

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