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North Atlantic subsurface temperature response controlled by effective freshw...
The northern North Atlantic (NNA) subsurface temperature in response to the slowdown of the Atlantic meridional overturning circulation (AMOC) is crucial for ice sheet calving...- publication PDF
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A non-Gaussian ensemble filter update for data assimilation
A deterministic square root ensemble Kalman filter and a stochastic perturbed observation ensemble Kalman filter are used for data assimilation in both linear and nonlinear...- publication PDF
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Global coordination in plant physiological and rooting strategies in response...
Plants employ a range of strategies to modulate the impact of water stress, including changes to rooting depth and hydraulic conductance (e.g., xylem conductance). However, it...- publication PDF
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WRF-Chem simulations of a typical pre-monsoon dust storm in northern India: I...
The impact of a typical pre-monsoon season (April-June) dust storm event on the regional aerosol optical properties and radiation budget in northern India is analyzed. The dust...- publication PDF
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Causes and implications of persistent atmospheric carbon dioxide biases in Ea...
The strength of feedbacks between a changing climate and future CO₂ concentrations is uncertain and difficult to predict using Earth System Models (ESMs). We analyzed...- publication PDF
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Analysis of Hurricane Catarina (2004)
The development of Hurricane Catarina over the western South Atlantic Ocean in March 2004 marks the first time that the existence of a hurricane has been confirmed by analysis...- publication PDF
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An update of observed stratospheric temperature trends
An updated analysis of observed stratospheric temperature variability and trends is presented on the basis of satellite, radiosonde, and lidar observations. Satellite data...- publication PDF
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NCAR/RAF VMEbus Interface for the Particle Measuring Systems Optical Array Gr...
This Technical Note describes the design and operation of the NCAR/RAF VMEbus interface board for the Optical Array Grey Probe manufactured by Particle Measuring Systems, Inc....- publication PDF
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Observationally derived and GCM simulated tropical stratospheric upward mass ...
We quantify the vertical velocity and upward mass flux in the tropical lower stratosphere on the basis of accurate radiative heating rate calculations using 8-year Southern...- publication PDF
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Ubiquitous low-level liquid-containing Arctic clouds: New observations and cl...
Ground-based observations show that persistent liquid-containing Arctic clouds occur frequently and have a dominant influence on Arctic surface radiative fluxes. Yet, without a...- publication PDF
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Confidence Intervals for Forecast Verification
The manuscript is an attempt to present in a single document the various types of confidence intervals, their assumptions, and other issues as they pertain to forecast...- publication PDF
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Forecasting remote atmospheric responses to decadal Kuroshio stability transi...
Based on observational estimates and global ocean eddy-resolving coupled retrospective initialized predictions, we show that Kuroshio Extension variability affects rainfall...- publication PDF
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Bounding global aerosol radiative forcing of climate change
Aerosols interact with radiation and clouds. Substantial progress made over the past 40 years in observing, understanding, and modeling these processes helped quantify the...- publication PDF
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Using TES retrievals to investigate PAN in North American biomass burning plumes
Peroxyacyl nitrate (PAN) is a critical atmospheric reservoir for nitrogen oxide radicals, and plays a lead role in their redistribution in the troposphere. We analyze new...- publication PDF
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Lagrangian condensation microphysics with Twomey CCN activation
We report the development of a novel Lagrangian microphysics methodology for simulations of warm ice-free clouds. The approach applies the traditional Eulerian method for the...- publication PDF
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Structure and performance of GFDL's CM4.0 climate model
We describe the Geophysical Fluid Dynamics Laboratory's CM4.0 physical climate model, with emphasis on those aspects that may be of particular importance to users of this model...- publication PDF
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Response of Arctic ozone to sudden stratospheric warmings
Sudden stratospheric warmings (SSWs) are the main source of intra-seasonal and interannual variability in the extratropical stratosphere. The profound alterations to the...- publication PDF
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Dynamical mechanism for the increase in tropical upwelling in the lowermost t...
The Brewer-Dobson circulation strengthens in the lowermost tropical stratosphere during warm El Niño-Southern Oscillation (ENSO) events. Dynamical analyses using the most recent...- publication PDF
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Magnetic reconnection at the dayside magnetopause in global Lyon-Fedder-Mobar...
We present a survey of magnetic reconnection at the dayside magnetopause using the Lyon-Fedder-Mobarry global magnetospheric simulation code. We explore simulations of the...- publication PDF
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Coupled atmosphere-ocean data assimilation experiments with a low-order clima...
A simple idealized atmosphere--ocean climate model and an ensemble Kalman filter are used to explore different coupled ensemble data assimilation strategies. The model is a...- publication PDF