http://www.ntis.gov/rss/RSSNTISCategoryList.aspxNational Technical Reports Libraryen(c) 2008, National Technical Information Service. All rights reserved.5http://www.ntis.gov/images/logoRSS.jpghttp://www.ntis.govEarth's atmospheric composition at the time of the origin of life is not known, but it has often been suggested that chemical transformation of reactive species in the atmosphere was a significant source of pre biotic organic molecules. Experimental ...http://www.ntis.gov/search/product.aspx?ABBR=N20120017360This is a collaborative research project with the University of Washington (Axel Schweiger, PI). Its purpose is to examine the role of sea-ice and cloud interactions in the retreat of the seasonal ice zone (SIZ). As sea ice retreats further, changes ...http://www.ntis.gov/search/product.aspx?ABBR=ADA572177Our principal objective is to develop an objective and automatic intensity estimator of Tropical Cyclones (TCs) based on satellite infrared (IR) imagery. The proposed methodology analyzes the TC s structure to estimate their intensity, which will be ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571564Digital flood-inundation maps for a reach of Killbuck Creek near the Village of Killbuck, Ohio, were created by the U.S. Geological Survey (USGS), in cooperation with Holmes County, Ohio. The inundation maps depict estimates of the areal extent of fl ...http://www.ntis.gov/search/product.aspx?ABBR=PB2013107006A tropospheric ozone Differential Absorption Lidar system, developed jointly by The University of Alabama in Huntsville and the National Aeronautics and Space Administration, is making regular observations of ozone vertical distributions between 1 an ...http://www.ntis.gov/search/product.aspx?ABBR=N20120012860Two inundation events in 2011 underscored the potential for elevated water levels to damage infrastructure and affect terrestrial ecosystems on the low-lying Northwestern Hawaiian Islands in the Papahanaumokuakea Marine National Monument. The goal of ...http://www.ntis.gov/search/product.aspx?ABBR=PB2013107198While the scope, severity, and pace of future climate change impacts are difficult to predict, it is clear that potential changes could have important impacts on the U.S. Department of Educations (the Departments) ability to fulfill its mission. Clim ...http://www.ntis.gov/search/product.aspx?ABBR=PB2013107608This study presents a compilation of 24 cases involving general aviation (GA) pilots' weather encounters over the continental U.S. The project team interviewed pilots who had experienced a weather encounter, and we examined their backgrounds, flight ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571644No abstract available. ...http://www.ntis.gov/search/product.aspx?ABBR=N20120017897The National Water Program at the U.S. Environmental Protection Agency released the National Water Program 2012 Strategy: Response to Climate Change (2012 Strategy) in December 2012 as an update to an initial climate change and water strategy release ...http://www.ntis.gov/search/product.aspx?ABBR=PB2013107173The 30-year (1961-1990) statistics contained in this document have been derived from the National Solar Radiation Data Base (NSRDB) produced by the National Renewable Energy Laboratory (NREL). They outline solar radiation sources, as well as 30-year ...http://www.ntis.gov/search/product.aspx?ABBR=DE20131068583This report documents the methodologies used, procedures followed to generate wind, wave, and storm surge estimates for 150 preselected extreme storm events along the Lake Michigan coastline. These simulations provide a storm climatology spanning 60- ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571674A wealth of experimental data has shown that atmospheric turbulence can be anisotropic; in this case, a Kolmogorov spectrum does not describe well the atmospheric turbulence statistics. In this paper, we show a quantitative analysis of anisotropic tu ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571569A method is presented to constrain a complex statistical model of sub-gridcolumn moisture variability using highresolution satellite cloud data. The method can be used for large-scale model parameter estimation or for cloud data assimilation. The gri ...http://www.ntis.gov/search/product.aspx?ABBR=N20120017352Climate change poses significant challenges to water resources and the Environmental Protection Agencys (EPA) National Water Program (NWP). The NWP 2012 Strategy: Response to Climate Change addresses climate change in the context of our water program ...http://www.ntis.gov/search/product.aspx?ABBR=PB2013107587This National Water Program 2012 Strategy: Response to Climate Change builds on the momentum gained while implementing the 2008 Strategy. It provides a road map for where we need to go over the long term and articulates a set of mid-term building blo ...http://www.ntis.gov/search/product.aspx?ABBR=PB2013107189A suite of sensors scheduled to fly onboard the NPOESS Preparatory Project (NPP) satellite in 2011 will continue the Sensor Data Records (SDRs) provided by operational and research missions over the last 40 years. The Cross- track Infrared and Microw ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571642The long-term goal is to implement input and dissipation source functions, based on advanced understanding of physics of air-sea interactions, wave breaking and swell attenuation, in wave-forecast models. The objectives are to use new observation-bas ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571533A new wind-input and wind-breaking dissipation for phase-averaged spectral models of wind-generated surface waves is presented. Both are based on recent field observations in Lake George, New South Wales, Australia, at moderate-to-strong wind-wave co ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571864As part of a larger investigation into potential effects of climate change on estuarine habitats in the Pacific Northwest, we estimated changes in freshwater inputs into four estuaries: Coquille River estuary, South Slough of Coos Bay, and Yaquina Ba ...http://www.ntis.gov/search/product.aspx?ABBR=PB2013107019Several U.S. Federal Agencies operate wind wave prediction models for a variety of mission specific purposes. Much of the basic science contained in the physics core of these models is over a decade old, and incorporating recent research advances ove ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571535The goal of this project is to develop the capability to quantify both the concentration of sea spray over the open ocean and the severity of sea spray icing on fixed offshore structures. We will use existing information on the relationship of the sp ...http://www.ntis.gov/search/product.aspx?ABBR=ADA572174Certain algebraic combinations of single scattering albedo and solar radiation reflected from, or transmitted through, vegetation canopies do not vary with wavelength. These 'spectrally invariant relationships' are the consequence of wavelength indep ...http://www.ntis.gov/search/product.aspx?ABBR=N20120017356The birdlife of Massachusetts is exceptionally rich, containing both a great diversity of species and several populations of global significance. Thanks to a long history of bird and habitat conservation and some of the earliest and strongest environ ...http://www.ntis.gov/search/product.aspx?ABBR=PB2013107604Gaining an understanding of the range of environmental variability and the impacts on dry forest form and function is critical in order to effectively manage and restore these systems. An ideal approach to examine how ecosystems develop and respond t ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571687The goals of this PI team are to understand the physical processes that control the air-sea interaction and its impact on rapid intensity changes in tropical cyclones (TCs), and to develop a physically based and computationally efficient coupling at ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571560Our long term goals are to better understand the interaction of sea ice with the regional and global climate and to improve the skill of predicting the evolution of the ice on daily to decadal time scales. The overall objective of the proposed resear ...http://www.ntis.gov/search/product.aspx?ABBR=ADA572178Wind-generated waves play a prominent role at the interfaces of the ocean with the atmosphere, land and solid Earth. Waves also define in many ways the appearance of the ocean seen by remote-sensing instruments. Beyond these geophysical aspects, wave ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571530