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Sand And Pumice Filter Amended With Activated Carbon And Biochar For Phosphorus Retention, James Jihoon Kang, Marissa Davila, Sergio Mireles, Jungseok Ho Aug 2019

Sand And Pumice Filter Amended With Activated Carbon And Biochar For Phosphorus Retention, James Jihoon Kang, Marissa Davila, Sergio Mireles, Jungseok Ho

School of Earth, Environmental, and Marine Sciences Faculty Publications and Presentations

Phosphorus (P) loss via stormwater runoff is a water quality concern. The objective of this study was to investigate two commercial biochars relative to an activated carbon as an additive to geomedia (sand and pumice) for P removal. The batch adsorption experiment was conducted to assess P sorption of the geomedia and carbon materials while the leaching experiment was conducted in sand and pumice columns amended with carbon materials (5 % by weight). The batch adsorption test revealed that only activated carbon showed an appreciable P adsorption up to 19 %. Tested biochar materials showed no adsorption capacity for P …


Sweet Potato: A Potentially Profitable Summer Crop For South Texas Organic Farmers To Enhance Soil Biological Activity And Nutrient Release, Jahdiel Salazar, Josabeth Navarro, Jihoon Kang, Engil Isadora Pujol Pereira Jan 2019

Sweet Potato: A Potentially Profitable Summer Crop For South Texas Organic Farmers To Enhance Soil Biological Activity And Nutrient Release, Jahdiel Salazar, Josabeth Navarro, Jihoon Kang, Engil Isadora Pujol Pereira

School of Earth, Environmental, and Marine Sciences Faculty Publications and Presentations

No abstract provided.


Mitigating Marshes Against Sea Level Rise: Thin-Layer Placement Experiment, Chesapeake Bay National Estuarine Research Reserve In Virginia Jan 2019

Mitigating Marshes Against Sea Level Rise: Thin-Layer Placement Experiment, Chesapeake Bay National Estuarine Research Reserve In Virginia

Reports

Students will learn about thin-layer placement restoration techniques by using data from the first year of a plot-based thin-layer restoration science project being conducted by the Chesapeake Bay National Estuarine Research Reserve in Virginia (CBNERR-VA). In groups, students will analyze images of vegetation plots exposed to different treatments and decide which is performing best and could be used as a possible restoration technique to combat sea level rise in the marsh. Students will also interpret graphs of vegetation percent cover, and use classroom discussion to come to a conclusion using critical thinking.