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Folders: ROOT > ScienceBase Catalog > National and Regional Climate Adaptation Science Centers > South Central CASC > FY 2012 Projects ( Show direct descendants )

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Submersed aquatic vegetation (SAV) communities are highly productive ecosystems that provide significant ecological benefits to coastal areas, including essential calories for wintering waterfowl. However, the potential effects of sea-level rise is posing new questions about the future availability of SAV for waterfowl and other coastal wildlife. Of primary concern is the fact that rising seas have the potential to increase salinities in fresh and brackish marshes on the Gulf of Mexico’s coast, changing the distribution and composition of SAV communities, and affecting valuable waterfowl habitat and food resources. Not enough is known about the relationship between salinity and SAV to predict how this important...
The establishment of the South Central Climate Science Center (SCCSC) heralded new forms of partnership among Tribal nations and members of the climate science and conservation communities. But communicating key concepts such as risk and vulnerability is a culturally specific practice. So these new relationships call for pluricultural conversations about climate change and variability. To contribute to the goal of mutual understanding, this project developed and implemented a series of five workshops -- four in Oklahoma and one in New Mexico -- that introduced Tribal members and employees across the region to the SC CSC as a resource for their climate adaptation practices. Not counting members of the research team,...
Listening for the Rain starts a pluricultural conversation in which some Indigenous people who live in the central United States of America discuss their observations and understandings of, as well as responses to, climate change and variability. A team of Native and non-Native researchers and media artists worked together to document these stories. Not only does Listening to the Rain illustrate some of the environmental transformations distinguishing diverse Tribal landscapes, but the video also suggests some of the proactive solutions and ideas for addressing these issues that are currently being undertaken in Indian Country.
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This projects primary goal was to provide data on occurrence and abundance of SAV resources within the fresh to saline coastal waters of the northern Gulf of Mexico, and to relate these findings to key environmental variables. The data set provides the collected data from 2013, 2014 and 2015 on site location, discrete water quality, aquatic vegetation cover and biomass by species. The same 384 sites were collected each year, between June and September. This project was co-funded by the South Central Climate Adaptation Science Center and the Gulf Coast Prairie and the Gulf Coastal Plains and Ozarks Landscape Conservation Cooperatives. An alternate reference to this product can be found here.
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This projects primary goal was to provide data on biomass of potential seed resources located within shallow water coastal areas within fresh to saline coastal waters of the northern Gulf of Mexico. The data set provides biomass of seeds, by species or lowest practical taxon from 2013, 2014 and 2015 across 384 randomly selected sites located in shallow water coastal areas. The data were collected between June and September of each year. This data set can be merged with a dataset which reports submerged aquatic vegetation and environmental data collected at the same time (La Peyre et al. 2017; https://doi.org/10.5066/F7GH9G44). This project was co-funded by the South Central Climate Adaptation Science Center and...
Abstract (from http://www.sciencedirect.com/science/article/pii/S0277379115300329): Delineating the climate processes governing precipitation variability in drought-prone Texas is critical for predicting and mitigating climate change effects, and requires the reconstruction of past climate beyond the instrumental record. We synthesize existing paleoclimate proxy data and climate simulations to provide an overview of climate variability in Texas during the Holocene. Conditions became progressively warmer and drier transitioning from the early to mid Holocene, culminating between 7 and 3 ka (thousand years ago), and were more variable during the late Holocene. The timing and relative magnitude of Holocene climate...
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We used land cover projections for 2011 and 2050 of two scenarios derived from the Intergovernmental Panel on Climate Change (IPCC) Special Report on Emission Scenarios (SRES). Scenario A1B emphasizes economic growth with a global orientation and scenario B2 focuses on environmental sustainability with a regional view. Our study area included counties within the southern Great Plains ecoregion in Oklahoma, Texas, and New Mexico. We calculated changes in landscape connectivity (dECA) between 2011 and 2050 for different species groups and landscape scenarios. We also calculated changes in habitat suitability (dA). We assessed the degree to which changes in landscape connectivity were influenced by changes in grassland...
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This data set contains vector point information. The original data set was collected through Texas A&M University-Kingsville a helicopter survey was flown October 2-3rd of 2011 by Dr. Jenneke Visser (University of Louisiana at Lafayette) and Michael Mitchell. Data from this survey was used to produce this point file. Each feature includes the vegetation type at the point as well as the class used when classifying. Each feature is labeled either reference or accuracy assessment based on what it was used for during analysis. Flight was along north/south transects spaced 2000 meters apart from the Corpus Christi Bay to the Sabine River. Vegetative data was obtained at pre-determined stations spaced at 1500 meters along...
Abstract (from Wiley Online Library): Species detection error (i.e., imperfect and variable detection probability) is an essential consideration when investigators map distributions and interpret habitat associations. When fish detection error that is due to highly variable instream environments needs to be addressed, sand‐bed streams of the Great Plains represent a unique challenge. We quantified seining detection probability for diminutive Great Plains fishes across a range of sampling conditions in two sand‐bed rivers in Oklahoma. Imperfect detection resulted in underestimates of species occurrence using naïve estimates, particularly for less common fishes. Seining detection probability also varied among fishes...
With the extensive loss and fragmentation of most native habitats, connectivity has become increasingly important for sustaining wildlife populations and communities. Connectivity can be defined as the extent to which the landscape facilitates or impedes the movement of organisms among patches of habitat. The goal of this project was to evaluate terrestrial connectivity across the South Central United States. We addressed this goal using a variety of approaches, including evaluating connectivity of major habitats (grasslands and forests), predicting future changes in landscape connectivity for grassland species under future land-use change scenarios, assessing terrestrial vertebrate diversity in relation to habitat...
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To date, hydrological and ecological models have been developed independently from each other, making their application particularly challenging for interdisciplinary studies. The objective of this project was to synthesize and evaluate prevailing hydrological and ecological models in the South-Central U.S., particularly the southern Great Plains region. This analysis aimed to identify the data requirements and suitability of each model to simulate stream flow while addressing associated changes in the ecology of stream systems, and to portray climate variability and uncertainty. The results and deliverables of this project are expected to include a comprehensive, updated, and systematic report on recent developments...
map background search result map search result map Assessing the Potential Impact of Sea-Level Rise on Submersed Aquatic Vegetation and Waterfowl in the Northern Gulf of Mexico Analyzing and Communicating the Ability of Data and Models to Simulate Streamflow and Answer Resource Management Questions Approved DataSets coastal Texas marsh survey points - 2011 Submerged aquatic vegetation and environmental data for coastal areas from Texas through Alabama, 2013-2015 Seed biomass from shallow coastal water areas from Texas through Alabama, 2013-2015 Future changes in landscape connectivity for grassland species in the southern Great Plains based on a scenario of future land-use change that emphasizes economic growth with a global orientation Approved DataSets coastal Texas marsh survey points - 2011 Assessing the Potential Impact of Sea-Level Rise on Submersed Aquatic Vegetation and Waterfowl in the Northern Gulf of Mexico Submerged aquatic vegetation and environmental data for coastal areas from Texas through Alabama, 2013-2015 Seed biomass from shallow coastal water areas from Texas through Alabama, 2013-2015 Future changes in landscape connectivity for grassland species in the southern Great Plains based on a scenario of future land-use change that emphasizes economic growth with a global orientation Analyzing and Communicating the Ability of Data and Models to Simulate Streamflow and Answer Resource Management Questions