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Full-Text Articles in Physical Sciences and Mathematics

Securing Environmental Flows For The Rio Grande Silvery Minnow, Ashley Veihl Apr 2023

Securing Environmental Flows For The Rio Grande Silvery Minnow, Ashley Veihl

Water Resources Professional Project Reports

Since 1997, the Bureau of Reclamation (Bureau) has been leasing water to provide habitat for the now-endangered Rio Grande silvery minnow (Minnow). The majority of leased water comes from the San-Juan Chama project, a trans-basin water delivery system that was originally implemented to secure flows to the Rio Grande for municipal and agricultural use. Limitations on water storage within reservoirs incentivize contractors that are allocated more surface water than they can use to lease the extra quantity. It is through this water leasing market that the Bureau has established the largest environmental flow program in the state of New Mexico. …


Rural Water Manager Challenges In New Mexico, Amy "Aj" Jones Apr 2023

Rural Water Manager Challenges In New Mexico, Amy "Aj" Jones

Water Resources Professional Project Reports

New Mexico poses a valuable set of circumstances to study the challenges faced by drinking water systems. A general lack of resources for small systems, be it personnel and funding issues, lack of community engagement, lack or loss of institutional knowledge, ability to meet regulations, and aging managers were found to be very common and widespread. Rural water manager positions that are unsupported financially do not assist in alleviating rural poverty or draw the workforce. Therefore, the negative state demographic statistics are reinforced, further complicating rural water management rather than helping the issues. To look at drinking water management comprehensively, …


The Role Of Citizen Science In Ecosystem Management: A Case Study Of The Middle Rio Grande Bosque Ecosystem Monitoring Program, Miller Hannah Apr 2023

The Role Of Citizen Science In Ecosystem Management: A Case Study Of The Middle Rio Grande Bosque Ecosystem Monitoring Program, Miller Hannah

Water Resources Professional Project Reports

Rapid advances in technology, especially smart phones, have changed citizen science around the world. Citizen science-generated data are growing exponentially, so there is increasing interest about what is happening with all this data. Some research suggests that governmental agencies are not using citizen science data to make ecosystem management decisions, although other studies contradict this finding. Regionally, the Middle Rio Grande bosque ecosystem extends for 162 miles along the Rio Grande in New Mexico. The Bosque Ecosystem Monitoring Program, or BEMP, was founded in 1996 following the efforts of the Bosque Initiative and the development of the Bosque Biological Management …


Performance Of The Mineral Recovery Enhanced Desalination Pilot Water Treatment Plant, Samantha Valentine Apr 2023

Performance Of The Mineral Recovery Enhanced Desalination Pilot Water Treatment Plant, Samantha Valentine

Water Resources Professional Project Reports

There is a growing interest in treating brackish groundwater to supplement freshwater resources for inland communities in arid climates. Water recovery by desalination of brackish groundwater is challenging due to mineral scaling from ions which form carbonate and sulfate minerals, dissolved silica which forms silicates, iron, manganese, and other constituents along with the difficulties and cost of disposing of large volumes of brine from the desalination process. The MRED process consists of a pretreatment process to increase water recovery and decrease waste production from brackish groundwater. The MRED process uses a unique sequence of unit processes consisting of: (1) Air …