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Uncertainty in global groundwater storage estimates in a Total Groundwater...
Groundwater is a finite resource under continuous external pressures. Current unsustainable groundwater use threatens the resilience of aquifer systems and their ability to...- publication PDF
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Impact of Stratospheric Aerosol Geoengineering on meteorological droughts in...
This study assesses changes in meteorological droughts in West Africa under a high greenhouse gas scenario, i.e., a representative concentration pathway 8.5 (RCP8.5), and under...- publication PDF
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Evaluation of a time-dependent model for the intensification of tropical cyclones
Axisymmetric and three-dimensional simulations are used to evaluate the theory of tropical cyclone (TC) intensification proposed by K. A. Emanuel, which is based on gradient...- publication PDF
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Human influence on European winter wind storms such as those of January 2018
Several major storms pounded western Europe in January 2018, generating large damages and casualties. The two most impactful ones, Eleanor and Friederike, are analysed here in...- publication PDF
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Airborne observations of reactive inorganic chlorine and bromine species in...
We present airborne observations of gaseous reactive halogen species (HCl, Cl-2, ClNO2, Br-2, BrNO2, and BrCl), sulfur dioxide (SO2), and nonrefractory fine particulate chloride...- publication PDF
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A velocity dealiasing technique using rapidly updated analysis from a...
A Doppler velocity dealiasing algorithm is developed within the storm-scale four-dimensional radar data assimilation system known as the Variational Doppler Radar Analysis...- publication PDF
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Sun-as-a-star observations: Evidence for degree dependence of changes in...
Aims.We use 9.5-yr of BiSON Sun-as-a-star data to search for dependence of solar-cycle parameter changes on the angular degree, ℓ of the data. The nature of the Sun-as-a-star...- publication PDF
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Tropical interbasin interaction as effective predictors of late-spring...
The southern Great Plains experience fluctuating precipitation extremes that significantly impact agriculture and water management. Despite ongoing efforts to enhance forecast...- publication PDF
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Representing nighttime and minimum conductance in CLM4.5: global hydrology...
The terrestrial biosphere regulates climate through carbon, water, and energy exchanges with the atmosphere. Land-surface models estimate plant transpiration, which is actively...- publication PDF
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Use of NWP for nowcasting convective precipitation: Recent progress and challenges
Traditionally, the nowcasting of precipitation was conducted to a large extent by means of extrapolation of observations, especially of radar ref lectivity. In recent years, the...- publication PDF
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Uncertain pathways to a future safe climate
Global climate change is often thought of as a steady and approximately predictable physical response to increasing forcings, which then requires commensurate adaptation. But...- publication PDF
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Overview of the Manitou Experimental Forest Observatory: Site description...
The Bio-hydro-atmosphere interactions of Energy, Aerosols, Carbon, H₂O, Organics & Nitrogen (BEACHON) project seeks to understand the feedbacks and inter-relationships...- publication PDF
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Oxidation of mercury by bromine in the subtropical Pacific free troposphere
Mercury is a global toxin that can be introduced to ecosystems through atmospheric deposition. Mercury oxidation is thought to occur in the free troposphere by bromine radicals,...- publication PDF
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Precipitation characteristics in eighteen coupled climate models
Monthly and 3-hourly precipitation data from twentieth-century climate simulations by the newest generation of 18 coupled climate system models are analyzed and compared with...- publication PDF
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Forecasts covering one month using a cut-cell model
This paper investigates the impact and potential use of the cut-cell vertical discretisation for forecasts covering five days and climate simulations. A first indication of the...- publication PDF
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Material Strength Properties of Winzen StratoFilm
This report is part of a series prepared for the Materials Research Project of the NCAR Scientific Balloon Facility in order to extend the reliability and capabilities of...- publication PDF
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Aerosol indirect effects in a multi-scale aerosol-climate model PNNL-MMF
Much of the large uncertainty in estimates of anthropogenic aerosol effects on climate arises from the multi-scale nature of the interactions between aerosols, clouds and...- publication PDF
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Observed Long-period Fluctuations in 500-mb Heights -- Supplementary Text to...
This text is intended to be used as an aid for the two motion picture films produced, using the computer facilities at the National Center for Atmospheric Research, to show the...- publication PDF
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Vector magnetic field measurements along a cooled stereo-imaged coronal loop
The variation of the vector magnetic field along structures in the solar corona remains unmeasured. Using a unique combination of spectropolarimetry and stereoscopy, we infer...- publication PDF
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Assessment of updated fuel-based emissions inventories over the contiguous...
Nitrogen oxides (NOx) are air pollutants critical to ozone and fine particle production in the troposphere. Here, we present fuel-based emission inventories updated to 2018,...- publication PDF
