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Dynamic calibration of GPS effective isotropic radiated power for...
Global Navigation Satellite System (GNSS) Reflectometry uses reflected GNSS signals for Earth remote sensing applications. Absolute calibration of a Delay Doppler Map (DDM)...- publication PDF
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Parameterization of the ion convection and the auroral oval in the NCAR...
The ion convection and auroral precipitation are important inputs to the global thermospheric energy and momentum balance. In the NCAR TGCM, they are described by analytical...- publication PDF
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MHD-test particles simulations of moderate CME and CIR-driven geomagnetic...
As part of the Whole Heliosphere and Planetary Interactions initiative, contrasting drivers of radiation belt electron response at solar minimum have been investigated with MHD-...- publication PDF
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An electrical and polarimetric analysis of the overland reintensification of...
While passing over central Oklahoma on 18-19 August 2007, the remnants of Tropical Storm Erin unexpectedly reintensified and developed an eyelike feature that was clearly...- publication PDF
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An air stagnation index to qualify extreme haze events in northern China
Stagnation weather affects atmospheric diffusion ability, and hence causes the occurrence of haze events, which have been happening frequently in northern China (NC). This work...- publication PDF
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Understanding global climate variability and its effects on marine ecoystems
Marine Ecosystems and Climate: Modeling and Analysis of Observed Variability; Boulder, Colorado, 2-14 August 2009; Despite evidence of significant impacts from climate change,...- publication PDF
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Did the Toba volcanic eruption of â¼74 ka B.P. produce widespread glaciation?
It has been suggested that the Toba volcanic eruption, approximately 74 ka B.P., was responsible for the extended cooling period and ice sheet advance immediately following it,...- publication PDF
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Simulation Testbed for Trend Detection and Attribution Methods
The field of detection and attribution has been growing for a couple of decades and has recently seen a increase in the quantity and sophistication of methods. The difficulty of...- publication PDF
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Substantial increase in the joint occurrence and human exposure of heatwave...
Extreme heat occurrence worldwide has increased in the past decades. Greenhouse gas emissions, if not abated aggressively, will lead to large increases in frequency and...- publication PDF
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Detecting change in UK extreme precipitation using results from the...
We investigate a question posed by policy makers, namely, "when will changes in extreme precipitation due to climate change be detectable?" To answer this question we use...- publication PDF
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Regional modeling of carbonaceous aerosols over Europe--focus on secondary...
In this study, an improved and complete secondary organic aerosols (SOA) chemistry scheme was implemented in the CHIMERE model. The implementation of isoprene chemistry for SOA...- publication PDF
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Testing the fidelity of methods used in proxy-based reconstructions of past climate
Two widely used statistical approaches to reconstructing past climate histories from climate "proxy" data such as tree rings, corals, and ice cores are investigated using...- publication PDF
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Aquaplanets, climate sensitivity, and low clouds
Cloud effects have repeatedly been pointed out as the leading source of uncertainty in projections of future climate, yet clouds remain poorly understood and simulated in...- publication PDF
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Aspects of precipitation development in trade wind cumulus revealed by...
Early radar echo development in trade wind cumulus clouds is studied using the equivalent reflectivity factor Ze combined with the differential reflectivity Zdr. The clouds...- publication PDF
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Temperature acclimation of photosynthesis and respiration: A key uncertainty...
Earth System Models typically use static responses to temperature to calculate photosynthesis and respiration, but experimental evidence suggests that many plants acclimate to...- publication PDF
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The NCAR CSM Flux Coupler
The purpose of this document is to describe in detail the code known as the CSM Flux Coupler. This code was developed to serve two specific functions within the NCAR Climate...- publication PDF
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Assessing and tracing the outcomes and impact of research infrastructures
Recent policy shifts on the part of funding agencies and journal publishers are causing changes in the acknowledgment and citation behaviors of scholars. A growing emphasis on...- publication PDF
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Land use and land cover change strongly modulates land-atmosphere coupling...
Prior research indicates that land use and land cover change (LULCC) in the central United States has led to significant changes in surface climate. The spatial resolution of...- publication PDF
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Monitoring and understanding changes in heat waves, cold waves, floods, and...
Weather and climate extremes have been varying and changing on many different time scales. In recent decades, heat waves have generally become more frequent across the United...- publication PDF
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Analysis of land surface parameters and turbulence characteristics over the...
Based on the results from 11 flux sites during the third Tibetan Plateau (TP) Experiment (TIPEX III), land surface parameters and the turbulence characteristics of the...- publication PDF
