Analyzing changes in the complexity of climate in the last four decades using MERRA-2 radiation data

A Delgado-Bonal, A Marshak, Y Yang, D Holdaway - Scientific reports, 2020 - nature.com
The energy balance of the Earth is controlled by the shortwave and longwave radiation
emitted to space. Changes in the thermodynamic state of the system over time affect climate …

[HTML][HTML] Global quasi-daily fractional vegetation cover estimated from the DSCOVR EPIC directional hotspot dataset

W Song, X Mu, TR McVicar, Y Knyazikhin, X Liu… - Remote Sensing of …, 2022 - Elsevier
Abstract Fractional Vegetation Cover (FVC) represents the planar fraction of the land-surface
covered by green foliage, and its dynamics are important for an enhanced understanding of …

Bias correction and variability attribution analysis of surface solar radiation from MERRA-2 reanalysis

Z Wang, M Zhang, H Li, L Wang, W Gong, Y Ma - Climate Dynamics, 2023 - Springer
Clarifying the long-term variability of surface solar radiation (SSR) and its driving factors is
critical to understanding the energy distribution and climate change. The accuracy of …

[HTML][HTML] Characterizing crop productivity under heat stress using MODIS data

P Lai, M Marshall, R Darvishzadeh, K Tu… - Agricultural and Forest …, 2024 - Elsevier
Stress caused by high temperatures is a critical limiting factor of crop growth and
development. Although remote sensing has been used to investigate the impacts of high …

Effect of scattering angle on earth reflectance

A Marshak, A Delgado-Bonal… - Frontiers in Remote …, 2021 - frontiersin.org
After March 2020 the range of scattering angle for DSCOVR EPIC and NISTAR has been
substantially increased with its upper bound reaching 178°. This provides a unique …

Raw EPIC data calibration

A Cede, L Kang Huang, G McCauley… - Frontiers in Remote …, 2021 - frontiersin.org
Earth Polychromatic Imaging Camera (EPIC) raw level-0 (L0) data in one channel is a 12-bit
2,048× 2,048 pixels image array plus auxiliary data such as telemetry, temperature, etc. The …

Lagrange point missions: the key to next generation integrated earth observations. DSCOVR innovation

FPJ Valero, A Marshak, P Minnis - Frontiers in Remote Sensing, 2021 - frontiersin.org
A new perspective for studying Earth processes has been soundly demonstrated by the
Deep Space Climate Observatory (DSCOVR) mission. For the past 6 years, the first Earth …

Inter-Annual Climate Variability Impact on Oil Palm Mapping

F Troya, PN Bernardino, B Somers - Remote Sensing, 2022 - mdpi.com
The contribution of oil palm plantations to the economic growth of tropical developing
countries makes it essential to monitor their expansion into the tropical forest; consequently …

Reduction of spectral radiance reflectance during the annular solar eclipse of 21 june 2020 observed by epic

G Wen, A Marshak, J Herman, D Wu - Frontiers in Remote Sensing, 2022 - frontiersin.org
The annular solar eclipse on 21 June 2020 passed over desert areas (parts of Central and
Eastern Africa, the southern Arabian Peninsula), partly cloudy regions (parts of South Asia …

Effect of scattering angle on DSCOVR/EPIC observations

G Wen, A Marshak - Frontiers in Remote Sensing, 2023 - frontiersin.org
The Earth Polychromatic Imaging Camera (EPIC) on the Deep Space Climate Observatory
(DSCOVR) routinely captures reflected radiation from the whole sunlit side of the Earth in the …