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The TAMU Digital Repository
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2020-12-15
2020-12-15 2024-11-22 |
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EPA priority issues addressed in this project included 1) providing public school teachers
and students with hands-on exposure to the Internet and the World Wide Web (WWW)
and increasing their capability to use these resources; 2) developing...
2020-12-08
2020-12-08 2024-11-22 |
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The Texas Water Resources Institute awarded a Mill Scholarship to M.C. Sterling, Jr in 2002. This project describes five sensors for rapid monitoring of crude oil concentrations in an aquatic system. These measurements are critical for monitoring...
2020-12-09
2020-12-09 2024-11-22 |
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Healthy rangelands are relatively efficient at conserving rainfall, but they may become dysfunctional in this regard as vegetative cover diminishes and aggregation of the surface soil layer is destroyed by overgrazing, drought, and establishment...
2020-12-10
2020-12-10 2024-11-22 |
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The purpose of this report is to evaluate a multi-year experiment conducted by the Lower Colorado River Authority (LCRA) in agricultural water conservation. During the 1980s and 1990s the LCRA implemented a four-component agricultural conservation...
2020-12-08
2020-12-08 2024-11-22 |
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Josh Peschel is one of the many people TWRI has funded in 2002. Here are some materials he has developed in association with his ongoing research associated with this topic.
2020-12-10
2020-12-10 2024-11-22 |
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The debate over groundwater aquifers that underlie more than one sovereign nation is not particular to Texas and Mexico. When one nation withdraws groundwater from a transboundry aquifer, the other side may perceive that it loses a portion of its...
2020-12-09
2020-12-09 2024-11-22 |
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Lavaca Bay is a micro-tidal estuary located along the Texas Gulf Coast near Point Comfort, TX and Port Lavaca, TX. It is a secondary bay that exchanges flow with Matagorda Bay, which in turn exchanges flow with the Gulf of Mexico. The bay is...
2020-12-09
2020-12-09 2024-11-22 |
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Whole Effluent Toxicity tests predict individual responses, but do not measure natural population or community responses. Because southwestern U.S. rivers are often dominated by municipal effluents, more direct evaluations of ecosystem health are...
2020-12-08
2020-12-08 2024-11-22 |
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Cotton production is an important economic base for Far West Texas; however, the region has erratic and limited rainfall and is dependent on limited groundwater supplies. Maximizing water use efficiency (WUE) for cotton lint yield is therefore a...
2020-12-10
2020-12-10 2024-11-22 |
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2020-12-15
2020-12-15 2024-11-22 |
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Our project explored the possibility of using metazoan fish parasites as an indicator of deleterious effects on stream biota due to non-point source pollution, which is associated with urbanization and development. Experiments were conducted in...
2020-12-08
2020-12-08 2024-11-22 |
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Evapotranspiration (ET) is defined as the combined loss of water by evaporation from soil and transpiration from plants. Depending on the geographic location, 60-80% of total annual precipitation is lost in the form of evapotranspiration. Since ET...
2020-12-08
2020-12-08 2024-11-22 |
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2020-12-15
2020-12-15 2024-11-22 |
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Divergent natural selection (fitness trade-offs) between environments often drives intraspecific diversification. When multiple species face a common environmental gradient their patterns of divergence might exhibit both shared and unique...
2020-12-10
2020-12-10 2024-11-22 |
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Brush control strategies have been implemented for many traditional grasslands that have been impaired by wooded species. However, little information is known concerning what site specific characteristics may be most beneficial for increasing...
2020-12-09
2020-12-09 2024-11-22 |
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2020-12-15
2020-12-15 2024-11-22 |
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2020-12-15
2020-12-15 2024-11-22 |
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Over 10,450 flood control damns have been built in 47 states. Many are nearing their design life of 50 years and have significant rehabilitation needs, the cost of which approaches over $540 million. While assessment of the engineering safety is a...
2020-12-10
2020-12-10 2024-11-22 |
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Bacteria water quality impairments are the most common water quality issue in Texas and are a considerable source of impairments nationally. Fecal indicator bacteria such as Escherichia coli (E. coli) and enterococci derived from birds and mammals...
2020-12-08
2020-12-08 2015-11-01 |
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2020-12-15
2020-12-15 2024-11-22 |
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2020-12-15
2020-12-15 2024-11-22 |
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Through support from the Texas On-Site Wastewater Treatment Research Council, a project to search the literature relative to caliche materials as a medium for treatment and disposal of wastewater has been conducted. It was hypothesized before...
2020-12-08
2020-12-08 2024-11-22 |
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In March of 2002, Nyland Falkenberg was awarded a $5,000 grant from TWRI to work with researcher Giovanni Piccinni at the Texas A&M Agricultural Research and Extension Center in Uvalde. The focus of this project, which is supported by U.S....
2020-12-10
2020-12-10 2024-11-22 |
