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Showing 5251 to 5300 of 7523 works
Webcam network and image database for studies of phenological changes of vegetation and snow cover in Finland, image ti…
Abstract. In recent years, monitoring of the status of ecosystems using low-cost web (IP) or time lapse cameras has received wide interest. With broad spatial coverage and high te…
Physical and biogeochemical parameters of the Mediterranean Sea during a cruise with RV <i>Maria S.…
Abstract. The last few decades have seen dramatic changes in the hydrography and biogeochemistry of the Mediterranean Sea. The complex bathymetry and highly variable spatial and t…
The MALINA oceanographic expedition: how do changes in ice cover, permafrost and UV radiation impact biodiversity and b…
Abstract. The MALINA oceanographic campaign was conducted during summer 2009 to investigate the carbon stocks and the processes controlling the carbon fluxes in the Mackenzie Rive…
The Berkeley High Resolution Tropospheric NO <sub>2</sub> product
Abstract. We describe upgrades to the Berkeley High Resolution (BEHR) NO2 satellite retrieval product. BEHR v3.0B builds on the NASA version 3 standard Ozone Monitoring Instrument…
Satellite and ground-based measurements of XCO <sub>2</sub> in a remote semiari…
Abstract. In this study, we present ground-based measurements of column-averaged dry-air mole fractions (DMFs) of CO2 (or XCO2) taken in a semiarid region of Australia with an EM2…
Observations of the thermodynamic and kinematic state of the atmospheric boundary layer over the San Luis Valley, CO, u…
Abstract. In July 2018, the University of Oklahoma deployed three CopterSonde remotely piloted aircraft systems (RPASs) to take measurements of the evolving thermodynamic and kine…
Simulation of the time-variable gravity field by means of coupled geophysical models
Abstract. Time variable gravity fields, reflecting variations of mass distribution in the system Earth is one of the key parameters to understand the changing Earth. Mass variatio…
Calibration procedures and first dataset of Southern Ocean chlorophyll <i>a</i> …
Abstract. In situ observation of the marine environment has traditionally relied on ship-based platforms. The obvious consequence is that physical and biogeochemical properties ha…
Stable carbon isotopes of dissolved inorganic carbon for a zonal transect across the subpolar North Atlantic Ocean in …
Abstract. The stable carbon isotope composition of dissolved inorganic carbon (δ13CDIC) in seawater was measured in samples collected during June–July 2014 in the subpolar North A…
1 km annual forest cover and plant functional type dataset for China from 1981 to 2023
Abstract. High-spatial-resolution and long-term data on forest cover and plant functional types (PFTs) are crucial for elucidating the effects of forest cover change on the nation…
FYAI: a Fengyun satellite-based dataset for atmospheric ice water path
Abstract. This study introduces FYAI, a global, long-term atmospheric ice water path (IWP) and suspended ice water path (SIWP) dataset spanning 2010–2024, derived from passive mic…
Near-real-time vegetation monitoring and historical database (1981–present) for the Iberian Peninsula and the Balearic…
Abstract. Systematic monitoring and assessment of vegetation dynamics and changes are essential for informing environmental management and conservation strategies. Addressing this…
A comprehensive and synthetic dataset for global, regional, and national greenhouse gas emissions by sector 1970–2018 w…
Abstract. To track progress towards keeping global warming well below 2 ∘C or even 1.5 ∘C, as agreed in the Paris Agreement, comprehensive up-to-date and reliable information on a…
ICGEM – 15 years of successful collection and distribution of global gravitational models, associated services, and fut…
Abstract. The International Centre for Global Earth Models (ICGEM, http://icgem.gfz-potsdam.de/, last access: 6 May 2019) hosted at the GFZ German Research Centre for Geosciences …
Indicators of Global Climate Change 2022: annual update of large-scale indicators of the state of the climate system an…
Abstract. Intergovernmental Panel on Climate Change (IPCC) assessments arethe trusted source of scientific evidence for climate negotiations takingplace under the United Nations F…
Organic matter cycling along geochemical, geomorphic, and disturbance gradients in forest and cropland of the African T…
Abstract. The African Tropics are hotspots of modern-day land use change and are, at the same time, of great relevance for the cycling of carbon (C) and nutrients between plants, …
ADHI: the African Database of Hydrometric Indices (1950–2018)
Abstract. The African continent is probably the one with the lowest density of hydrometric stations currently measuring river discharge despite the fact that the number of operati…
Towards Bedmap Himalayas: a new airborne glacier thickness survey in Khumbu Himal, Nepal
Abstract. Mountain glaciers provide an important service in sustaining river flows for large populations downstream of High Mountain Asia (HMA) but these glaciers are retreating a…
Ground-based vertical profile observations of atmospheric composition on the Tibetan Plateau (2017–2019)
Abstract. The Tibetan Plateau (TP) plays an essential role in modulating regional and global climate, and its influence on climate is also affected by human-related processes, inc…
The use of GRDC gauging stations for calibrating large-scale hydrological models
Abstract. The Global Runoff Data Centre (GRDC) provides time series of observed discharges and information on hydrometric stations that are valuable for calibrating and validating…
A detailed radiostratigraphic data set for the central East Antarctic Plateau spanning from the Holocene to the mid-Ple…
Abstract. We present an ice-penetrating radar data set which consists of 26 internal reflecting horizons (IRHs) that cover the entire Dome C area of the East Antarctic plateau, th…
HiQ-LAI: a high-quality reprocessed MODIS leaf area index dataset with better spatiotemporal consistency from 2000 to 2…
Abstract. Leaf area index (LAI) is a crucial parameter for characterizing vegetation canopy structure and energy absorption capacity. The Moderate Resolution Imaging Spectroradiom…
One year of high-frequency monitoring of groundwater physico-chemical parameters in the Weierbach experimental catchmen…
Abstract. The critical zone (CZ) is the skin of the Earth, where rock, water, air, and life interact, playing a pivotal role in sustaining ecological processes and life-supporting…
A dense network of cosmic-ray neutron sensors for soil moisture observation in a highly instrumented pre-Alpine headwat…
Abstract. Monitoring soil moisture is still a challenge: it varies strongly in space and time and at various scales while conventional sensors typically suffer from small spatial …
Reconstruction of a daily gridded snow water equivalent product for the land region above 45° N based on a ridge regres…
Abstract. The snow water equivalent (SWE) is an important parameter of surface hydrological and climate systems, and it has a profound impact on Arctic amplification and climate c…
How to learn more about hydrological conditions and phytoplankton dynamics and diversity in the eastern English Channel…
Abstract. This article describes a 30-year data series produced by the SRN (“Suivi Régional des Nutriments” in French; Regional Nutrients Monitoring Programme) network managed by …
A synthetic map of the north-west European Shelf sedimentary environment for applications in marine science
Abstract. Seabed sediment mapping is important for a wide range of marine policy, planning and scientific issues, and there has been considerable national and international invest…
Instrument data simulations for GRACE Follow-on: observation and noise models
Abstract. The Gravity Recovery and Climate Experiment (GRACE) mission has yielded data on the Earth's gravity field to monitor temporal changes for more than 15 years. The GRACE t…
FluxHourly: global long-term hourly 9 km terrestrial water-energy-carbon fluxes
Abstract. Land surface energy, water and carbon fluxes are key for understanding Earth's climate system, yet global continuous high resolution fluxes datasets remain scarce. In th…
Weekly water quality monitoring data for the River Thames (UK) and its major tributaries (2009–2013): the Thames Initia…
Abstract. The River Thames and 15 of its major tributaries have been monitored at weekly intervals since March 2009. Monitored determinands include major nutrient fractions, anion…
A global diatom database – abundance, biovolume and biomass in the world ocean
Abstract. Phytoplankton identification and abundance data are now commonly feeding plankton distribution databases worldwide. This study is a first attempt to compile the largest …
Introduction to the NJIAS Himawari-8/9 Cloud Feature Dataset for climate and typhoon research
Abstract. The use of remote sensing methods to accurately measure cloud properties and their spatiotemporal changes has been widely welcomed in many fields of atmospheric research…
GHOST: a globally harmonised dataset of surface atmospheric composition measurements
Abstract. GHOST (Globally Harmonised Observations in Space and Time) represents one of the biggest collections of harmonised measurements of atmospheric composition at the surface…
The global distribution of pteropods and their contribution to carbonate and carbon biomass in the modern ocean
Abstract. Pteropods are a group of holoplanktonic gastropods for which global biomass distribution patterns remain poorly described. The aim of this study was to collect and synth…
Modern pollen dataset of the Tibetan Plateau
Abstract. Modern pollen datasets can provide invaluable data for interpreting temporal variations in climate, vegetation, land cover, and plant diversity from fossil pollen. Here …
More dynamic than expected: an updated survey of surging glaciers in the Pamir
Abstract. The investigation of surging glaciers using remote sensing has recently seen a strong increase as freely available satellite data and digital elevation models (DEMs) can…
Greenland liquid water discharge from 1958 through 2019
Abstract. Greenland runoff, from ice mass loss and increasing rainfall, is increasing. That runoff, as discharge, impacts the physical, chemical, and biological properties of the …
SARAH-3 – satellite-based climate data records of surface solar radiation
Abstract. The amount of energy reaching Earth's surface from the Sun is a quantity of high importance for the climate system and for renewable energy applications. SARAH-3 (SurfAc…
A 1 km daily soil moisture dataset over China using in situ measurement and machine learning
Abstract. High-quality gridded soil moisture products are essential for many Earth system science applications, while the recent reanalysis and remote sensing soil moisture data a…
Distribution and sources of fallout <sup>137</sup> Cs and <…
Abstract. Past nuclear weapons testing (NWT) and nuclear power plant (NPP) accidents have resulted in the ubiquitous deposition of radionuclides in the environment. These fallout …
New contributions of measurements in Europe to the global inventory of the stable isotopic composition of methane
Abstract. Recent climate change mitigation strategies rely on the reduction of methane (CH4) emissions. Carbon and hydrogen isotope ratio (δ13CCH4 and δ2HCH4) measurements can be …
GTWS-MLrec: global terrestrial water storage reconstruction by machine learning from 1940 to present
Abstract. Terrestrial water storage (TWS) includes all forms of water stored on and below the land surface, and is a key determinant of global water and energy budgets. However, T…
Carbon Monitoring System Flux Net Biosphere Exchange 2020 (CMS-Flux NBE 2020)
Abstract. Here we present a global and regionally resolved terrestrial net biosphere exchange (NBE) dataset with corresponding uncertainties between 2010–2018: Carbon Monitoring S…
A Black Hole Eddy dataset of North Pacific Ocean based on satellite altimetry
Abstract. The methodologies employed for the identification of coherent ocean eddies can be categorized as either Eulerian and Lagrangian. Among Lagrangian structures, Black Hole …
Hyperspectral reflectance of pristine, ocean weathered and biofouled plastics from a dry to wet and submerged state
Abstract. High-quality spectral reference libraries are important for algorithm development and identification of diagnostic optical characteristics of target objects in earth obs…
Aboveground biomass dataset from SMOS L-band vegetation optical depth and reference maps
Abstract. Aboveground biomass (AGB) is an essential component of the Earth's carbon cycle. Yet, large uncertainties remain in its spatial distribution and temporal evolution. Sate…
Smoothed monthly Greenland ice sheet elevation changes during 2003–2023
Abstract. The surface elevation of the Greenland Ice Sheet is constantly changing due to the interplay between surface mass balance processes and ice dynamics, each exhibiting dis…
ChinaRiceCalendar – seasonal crop calendars for early-, middle-, and late-season rice in China
Abstract. Long time series and large-scale rice calendar datasets provide valuable information for agricultural planning and field management in rice-based cropping systems. Howev…
Cloud property datasets retrieved from AVHRR, MODIS, AATSR and MERIS in the framework of the Cloud_cci project
Abstract. New cloud property datasets based on measurements from the passive imaging satellite sensors AVHRR, MODIS, ATSR2, AATSR and MERIS are presented. Two retrieval systems we…
Two decades of flask observations of atmospheric <i>δ</i> (O …
Abstract. We present 20-year flask sample records of atmospheric CO2, δ(O2/N2), and atmospheric potential oxygen (APO) from the stations Lutjewad (the Netherlands) and Mace Head (…
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