Sentences with phrase «from hydrologic»

LH results from the hydrologic cycle, cloud formation and precipitation.

Not exact matches

The scientists analyzed 76 years of data (1938 through 2013) collected from six unmanaged, reference watersheds at the SRS Coweeta Hydrologic Laboratory located in the southern Appalachian Mountains in North Carolina, to determine whether annual water yield from those watersheds has changed over time, and if so, to determine causes for significant changes.
The report also found that hydrologic pressure in the Pavillion area had pushed fluids from deeper geologic layers towards the surface.
The Consortium of Universities for the Advancement of Hydrologic Science (CUAHSI) hosts the public database with funding from the National Science Foundation (NSF).
Overall, the documented hydrologic improvements from the CERP to date involve a small proportion of the overall CERP footprint and are located on the periphery of the remnant Everglades.
«Increased freshwater runoff from the land due to an intensified hydrologic cycle and a humid Arctic would have turned it more brackish pretty quickly,» she said.
Predicting how increasing atmospheric CO2 will affect the hydrologic cycle, from extreme weather forecasts to long - term projections on agriculture and water resources, is critical both to daily life and to the future of the planet.
The study bolsters the idea that Mars once had a warmer climate and active hydrologic cycle, with water evaporating from an ancient ocean, returning to the surface as rainfall and eroding the planet's extensive network of valleys.
-- Output from the river system model is being used to identify likely imbalances in water supply and demand as compared to past and existing operations under known climate and hydrologic conditions.
Bromwich, D.H., F.M. Robasky, R.I. Cullather, and M.L. Van Woert, 1995: The atmospheric hydrologic cycle over the Southern Ocean and Antarctica from operational numerical analyses.
The team was able to demonstrate that the loss of species is related to changes in the hydrologic regime resulting from the conversion of forested areas to agricultural land.
Ridge restoration projects can work with hydrologic restoration projects to reestablish historic salinities within the basin, reduce shoreline erosion of marsh creation projects and trap sediment from sediment diversions to help build land more quickly.
Based on data from the NWS Advanced Hydrologic Prediction Service.
From the Prize Council: «If we are going to talk about hydrology in the 21st century, and the challenges hydrologists face, clearly the overwhelming challenge is to understand hydrologic variability, and the likely impact on hydrology of anticipated climate change.
I worked with climate data in hydrologic model development and calibration at a NOAA National Weather Service (NWS) River Forecast Center (RFC) from 1976 - 2005.
A few things are unequivocal, perhaps (doubling from the present concentration of CO2 will take 140 years [give or take]; the idea that the changes in climate since 1880 have been in the aggregate beneficial; it takes more energy to vaporize a kg of water than to raise its temperature by 1K; ignoring the energy cost of water and latent heat transport [in the hydrologic cycle] leads to equilibrium calculations overestimating the climate sensitivity), but most are propositions that I think need more research, but can't be refuted on present evidence.
All river data comes from the NHDPlus dataset, a geo - spatial, hydrologic framework dataset envisioned by the US Environmental Protection Agency.
From reading the paragraph, I conclude that prediction of climate using climate models is similar to prediction of river flood levels using hydrologic models.
U.S. Geological Survey hydrologic technicians collect a stream sample from Hallocks Mill Brook downstream of the outfall of one of the wastewater treatment plants investigated.
To my mind the more important result of this review paper was in the synthesis of information from many discipines that point towards an ongoing intensification of the hydrologic cycle — not that I did not find evidence for more frequent or intense storms.
I encountered «great difficulties» from Jan of 2000 until July of 2005 as a result of my concerns with climate change effects on hydrologic modeling and flood prediction.
Finally, if the North American hydrologic cycle is enhanced, and / or Greenland's southern ice caps melt, the increased fresh water runoff from land areas could dilute the ocean surface water and critically reduce its salinity.
These methods have been significantly improved by fully coupling the hydrologic cycle among land, lake, and atmosphere.94, 95 Without accounting for that cycle of interactions, a study96 concluded that increases in precipitation would be negated by increases in winter evaporation from less ice cover and by increases in summer evaporation and evapotranspiration from warmer air temperatures, under a scenario of continued increases in global emissions (SRES A2 scenario).
When referring to the Station Hydrologic Model Output data retrieved from the website or found otherwise, the source must be clearly stated: Pacific Climate Impacts Consortium, University of Victoria, (Jan. 2014).
When referring to the Gridded Hydrologic Model Output data retrieved from the website or found otherwise, the source must be clearly stated: Pacific Climate Impacts Consortium, University of Victoria, (Jan. 2014).
Experts have shown a hydrologic connection from these wastewater discharges and the nearshore water quality on the Northwest coast of Maui.
They then combined it with a global hydrologic model — validated with ground information and NASA satellite data — to trace the sources of water used to produce 26 specific crop classes from their country of origin to their final destination.
Apart from APECS and YESS, WCRP maintains connections to other ECR networks, such as the Young Hydrologic Society (YHS) and the ECR Network of Networks (NoN).
Biogeochemical evidence for hydrologic change during the Holocene in a lake sediment record from southeast Greenland., The Holocene, 23, 1428 - 1439.
Holocene hydrologic balance of tropical South America from oxygen isotopes of lake sediment opal, Venezuelan Andes.
For streamflow prediction, the ESP approach has very limited or no correlation skill beyond the months influenced by initial hydrologic conditions, while the CM - HPS has moderately better correlation skill, attributable to the enhanced temperature prediction skill that results from CanSIPS's ability to predict El Niño — Southern Oscillation (ENSO) and its teleconnections.
Hence, this study evaluates the ability of a standard hydrologic model set - up: Variable Infiltration Capacity (VIC) hydrologic model for two headwater sub-basins in the Fraser River (Salmon and Willow), British Columbia, Canada, with climate inputs derived from observations and statistically downscaled global climate models (GCMs); to simulate six general water resource indicators (WRIs) and 32 ecologically relevant indicators of hydrologic alterations (IHA).
Various hydrologic models with different complexities have been developed to represent the characteristics of river basins, improve streamflow forecasts such as seasonal volumetric flow predictions, and meet other demands from different stakeholders.
The provision of VIC Hydrologic Model Output and Extreme Indices calculated from CMIP5 is under development.
Additionally, simulated hydrologic changes from the GCM — BCSD - driven Variable Infiltration Capacity (VIC) model were compared to the CRCM integrated Canadian Land Surface Scheme (CLASS) output.
This study evaluates the hydrologic prediction skill of a dynamical climate model - driven hydrologic prediction system (CM - HPS), based on an ensemble of statistically - downscaled outputs from the Canadian Seasonal to Interannual Prediction System (CanSIPS).
Their work involved using a hydrologic model that included a simple representation of glaciers, run by statistically - downscaled output from global climate models, in order to come up with projected changes to evaporation, precipitation, runoff, snow, soil moisture and temperature in the Canadian portion of the Columbia River Basin.
Evaluating hydro - climatic impacts of climate change signals from statistically and dynamically downscaled GCMs and hydrologic models.
Atmospheric components of the Arctic ocean hydrologic budget assessed from rawinsonde data.
Abbott BW, Jones JB, Godsey SE, Larouche JR, Bowden WB (2015) Patterns and persistence of hydrologic carbon and nutrient export from collapsing upland permafrost.
Sheffield, J. & Wood, E. F. Characteristics of global and regional drought, 1950 — 2000: analysis of soil moisture data from off - line simulation of the terrestrial hydrologic cycle.
Arctic soil stocks, their future hydrologic status (i.e., moister or drier) that will largely drive their methane emissions, and the possibility of increasing methane gas bubble ebullition from currently frozen marine and terrestrial sediments as their temperatures rise.
Final results from the first phase of PCIC's Hydrologic Impacts research program with BC Hydro have been published, the culmination of four years of collaborative work aimed at better understanding the potential effects of climate variability and change on BC water resources.
NWS officially removed me from government service in a July 15, 2005 memorandum from the acting deputy director of NOAA's NWS Central Region office, after I had served the public with NWS in hydrologic modeling and river prediction for 29 years, 5 months.
On Fri Aug 18 in a message to Eli at the google globalchange group I explained how NWS went about officially removing me from government service in July 2005, after I had served the public with NWS in hydrologic modeling and river prediction for more than 29 years.
Yohe and colleagues from Massachusetts Institute of Technology, and Industrial Economics Inc say that they are highly confident that impacts caused by hydrologic drought — on agriculture and water availability, for example — will be increasingly negative and widespread over time, despite persistent uncertainty about projected precipitation patterns.
I often lead discussion among Realtors about the affects of climate change on real estate, from increased intensity and frequency of storm events to changing hydrologic cycles.
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