Thomas C. Harmon
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View article: Groundwater modeling of the Aguascalientes Valley aquifer to evaluate the transport of fluoride and arsenic: current state and recommended next steps
Groundwater modeling of the Aguascalientes Valley aquifer to evaluate the transport of fluoride and arsenic: current state and recommended next steps Open
This research report evaluates and proposes strategies to address the ongoing problem of elevated fluoride and arsenic concentrations in the Aguascalientes Valley aquifer (AVA) in Mexico, which serves as the main water supply for almost 1.…
View article: Synergies Between Agricultural Production and Shorebird Conservation With Climate Change in the Central Valley, California, With Optimized Water Allocation and Multi‐Benefit Land Use
Synergies Between Agricultural Production and Shorebird Conservation With Climate Change in the Central Valley, California, With Optimized Water Allocation and Multi‐Benefit Land Use Open
Conservation planning that enhances the resiliency of biodiversity to climate change requires adaptive water and land use decision‐making in the most cost‐efficient way. This has many challenges since landscapes with high biodiversity can …
View article: A participatory approach for developing a geospatial toolkit for mapping the suitability of California’s Multibenefit Land Repurposing Program (MLRP) in support of groundwater sustainability
A participatory approach for developing a geospatial toolkit for mapping the suitability of California’s Multibenefit Land Repurposing Program (MLRP) in support of groundwater sustainability Open
Reliance on groundwater during drought cycles is a common cause of overdraft conditions, particularly in regions dominated by irrigated agriculture. Groundwater overdraft is evidenced by declining water table levels, widespread well failur…
View article: Making nanomaterial-enabled nitrate sensors useful for real water systems: user-centric design perspectives
Making nanomaterial-enabled nitrate sensors useful for real water systems: user-centric design perspectives Open
Water quality monitoring is essential for identifying risks to environmental and human health. Nitrate monitoring is of particular importance, as its anthropogenic point and nonpoint sources are common globally and have deleterious effects…
View article: Achieving Responsible Reclaimed Water Reuse for Vineyard Irrigation: Lessons from Napa Valley, California and Valle de Guadalupe, Baja California
Achieving Responsible Reclaimed Water Reuse for Vineyard Irrigation: Lessons from Napa Valley, California and Valle de Guadalupe, Baja California Open
Here we report on preliminary efforts to assess the potential to use reclaimed water from municipal wastewater treatment plants for irrigation of vineyards in Napa Valley, California, USA and Valle de Guadalupe, Baja California, Mexico. Vi…
View article: Evaluation of point-of-use treatments and biochar to reduce 1,2,3-trichloropropane (TCP) contamination in drinking water
Evaluation of point-of-use treatments and biochar to reduce 1,2,3-trichloropropane (TCP) contamination in drinking water Open
In rural agricultural regions characterized by historical fumigant use and in industrial areas, groundwater contamination by 1,2,3-trichloropropane (TCP) poses a significant environmental and health concern due to its potential as a carcin…
View article: Hydrology and oxygen addition drive nutrients, metals, and methylmercury cycling in a hypereutrophic water supply reservoir
Hydrology and oxygen addition drive nutrients, metals, and methylmercury cycling in a hypereutrophic water supply reservoir Open
Impaired water quality in Mediterranean climate reservoirs is mainly associated with eutrophication and internal nutrient loading. To improve water quality in hypereutrophic Hodges Reservoir, California, United States, a hypolimnetic oxyge…
View article: Leaf-cutter ants – mycorrhizal fungi: observations and research questions from an unexpected mutualism
Leaf-cutter ants – mycorrhizal fungi: observations and research questions from an unexpected mutualism Open
Leaf-cutter ants (LCAs) are widely distributed and alter the physical and biotic architecture above and below ground. In neotropical rainforests, they create aboveground and belowground disturbance gaps that facilitate oxygen and carbon di…
View article: Collaborative Use of Sensor Networks and Cyberinfrastructure to Understand Complex Ecosystem Interactions in a Tropical Rainforest: Challenges and Lessons Learned
Collaborative Use of Sensor Networks and Cyberinfrastructure to Understand Complex Ecosystem Interactions in a Tropical Rainforest: Challenges and Lessons Learned Open
Collaborations between ecosystem ecologists and engineers have led to impressive progress in developing complex models of biogeochemical fluxes in response to global climate change. Ecology and engineering iteratively inform and transform …
View article: A Decade of Data‐Driven Water Budgets: Synthesis and Bibliometric Review
A Decade of Data‐Driven Water Budgets: Synthesis and Bibliometric Review Open
Scarce water resources across the globe have prompted the development of data‐driven water budgets to account for and distribute limited water more effectively across various land uses and purposes. Data‐driven approaches for estimating in…
View article: Water, environment, and socioeconomic justice in California: A multi-benefit cropland repurposing framework
Water, environment, and socioeconomic justice in California: A multi-benefit cropland repurposing framework Open
Low-income, rural frontline communities of California's Central Valley experience environmental and socioeconomic injustice, water insecurity, extremely poor air quality, and lack of fundamental infrastructure (sewage, green areas, health …
View article: Tobacco and Cannabis Debris Survey Protocol
Tobacco and Cannabis Debris Survey Protocol Open
Tobacco and cannabis product use can result in debris (a.k.a. litter) on the landscape, with implications to soil and water quality and thus potential impacts to ecosystems. More information is needed regarding how much debris exists on th…
View article: A Review of Environmental Pollution from the Use and Disposal of Cigarettes and Electronic Cigarettes: Contaminants, Sources, and Impacts
A Review of Environmental Pollution from the Use and Disposal of Cigarettes and Electronic Cigarettes: Contaminants, Sources, and Impacts Open
While the impacts of cigarette smoking on human health are widely known, a less recognized impact of tobacco product use and disposal is environmental pollution. This review discusses the current literature related to cigarette and e-cigar…
View article: Analyzing the Suitability of Remotely Sensed ET for Calibrating a Watershed Model of a Mediterranean Montane Forest
Analyzing the Suitability of Remotely Sensed ET for Calibrating a Watershed Model of a Mediterranean Montane Forest Open
The ability to spatially characterize runoff generation and forest health depends partly on the accuracy and resolution of evapotranspiration (ET) simulated by numerical models. A possible strategy to increase the accuracy and resolution o…
View article: Comparative mycorrhizal fungal production and respiration of a neotropical rainforest versus a California mixed forest
Comparative mycorrhizal fungal production and respiration of a neotropical rainforest versus a California mixed forest Open
<p>Mycorrhizae are a symbiosis between fungi and plants. We have learned about the complexity of mechanisms of interaction and interactions between the mycorrhizae and the local environment from over a century of laboratory observati…
View article: Cannabis and the Environment: What Science Tells Us and What We Still Need to Know
Cannabis and the Environment: What Science Tells Us and What We Still Need to Know Open
Riding the global waves of decriminalization, medical or recreational use of cannabis (Cannabis sativa spp.) is now legal in more than 50 countries and U.S. states. As governments regulate this formerly illegal crop, there is an urgent nee…
View article: Do ecosystem insecurity and social vulnerability lead to failure of water security?
Do ecosystem insecurity and social vulnerability lead to failure of water security? Open
Achieving water security for humans and ecosystems is a pervasive challenge globally. Extensive areas of the Americas are at significant risk of water insecurity, resulting from global-change processes coupled with regional and local impac…
View article: Engaging stakeholders across a socio-environmentally diverse network of water research sites in North and South America
Engaging stakeholders across a socio-environmentally diverse network of water research sites in North and South America Open
Maintaining and restoring freshwater ecosystem services in the face of local and global change requires adaptive research that effectively engages stakeholders. However, there is a lack of understanding and consensus in the research commun…
View article: Integration of Swimming-Related Synaptic Excitation and Inhibition by olig2<sup>+</sup>Eurydendroid Neurons in Larval Zebrafish Cerebellum
Integration of Swimming-Related Synaptic Excitation and Inhibition by olig2<sup>+</sup>Eurydendroid Neurons in Larval Zebrafish Cerebellum Open
The cerebellum influences motor control through Purkinje target neurons, which transmit cerebellar output. Such output is required, for instance, for larval zebrafish to learn conditioned fictive swimming. The output cells, called eurydend…
View article: Soil carbon dioxide response to meteorology in a Neotropical wet forest
Soil carbon dioxide response to meteorology in a Neotropical wet forest Open
Repository for Precipitation‐drainage cycles lead to hot moments in soil carbon dioxide dynamics in a Neotropical wet forest, in Global Change Biology, by Fernandez-Bou et al., 2020. https://doi.org/10.1111/gcb.15194 Soil CO2 concentration…
View article: ATTA Biogeochemistry Data Collection
ATTA Biogeochemistry Data Collection Open
Datasets collected as part of the collaborative projects studying the impact of leaf cutter ants (Atta cephalotes) on biogeochemical cycling in tropical rainforest soils.
View article: ATTA Biogeochemistry Data Collection
ATTA Biogeochemistry Data Collection Open
Datasets collected as part of the collaborative projects studying the impact of leaf cutter ants (Atta cephalotes) on biogeochemical cycling in tropical rainforest soils.
View article: ATTA Biogeochemistry
ATTA Biogeochemistry Open
Datasets collected as part of the collaborative projects studying the impact of leaf cutter ants (Atta cephalotes) on biogeochemical cycling in tropical rainforest soils.