André M. Coleman
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View article: Saline microalgae cultivation for the coproduction of biofuel and protein in the United States: an integrated assessment of costs, carbon, water, and land impacts
Saline microalgae cultivation for the coproduction of biofuel and protein in the United States: an integrated assessment of costs, carbon, water, and land impacts Open
The development of microalgal biorefineries, utilizing high-value coproducts, offers a strategy to lower production costs, while the use of saline-tolerant microalgal species contributes to reducing freshwater consumption.
View article: Airborne LiDAR to Improve Canopy Fuels Mapping for Wildfire Modeling
Airborne LiDAR to Improve Canopy Fuels Mapping for Wildfire Modeling Open
Increasing conflict between wildfire and the built environment has increased the need for more up-to-date and finer resolution canopy fuels data to improve wildfire modeling and associated risk forecasts. The US Forest Service and US Depar…
View article: 2023 Billion-Ton Report: An Assessment of U.S. Renewable Carbon Resources
2023 Billion-Ton Report: An Assessment of U.S. Renewable Carbon Resources Open
The U.S. Department of Energy (DOE) Bioenergy Technologies Office (BETO) 2023 Billion-Ton Report (BT23) is an assessment of renewable carbon resources potentially available in the United States. This report explores these resources in term…
View article: Economic, Greenhouse Gas, and Resource Assessment for Fuel and Protein Production from Microalgae: 2022 Algae Harmonization Update
Economic, Greenhouse Gas, and Resource Assessment for Fuel and Protein Production from Microalgae: 2022 Algae Harmonization Update Open
This report presents an updated "harmonization study" documenting the collaborative analysis of microalgae cultivation and conversion to fuels and products. Four national laboratory modeling teams reconvened to investigate the resource, ec…
View article: Chapter 7.2: Macroalgae
Chapter 7.2: Macroalgae Open
Chapter 7.2 — Coleman, A., K. Davis, J. DeAngelo, T. Saltiel, B. Saenz, L. Miller, K. Champion, E. Harrison, and A. Otwell. 2024. “Chapter 7.2: Macroalgae.” In 2023 Billion‐Ton Report. M. H. Langholtz (Lead). Oak Ridge, TN: Oak Ridge Natio…
View article: W-SMART Phase-I Pathway Analysis: Case Study - City of Boston, MA
W-SMART Phase-I Pathway Analysis: Case Study - City of Boston, MA Open
The purpose of this study is to synthesize stakeholder and research learnings to date by exercising PNNL’s Waste - Sustainability Monitoring of Alternative Reuse Options over Time (W-SMART) sustainability protocol for the Greater Boston re…
View article: Rapid Spaceborne Mapping of Wildfire Retardant Drops for Active Wildfire Management
Rapid Spaceborne Mapping of Wildfire Retardant Drops for Active Wildfire Management Open
Aerial application of fire retardant is a critical tool for managing wildland fire spread. Retardant applications are carefully planned to maximize fire line effectiveness, improve firefighter safety, protect high-value resources and asset…
View article: Datasets for characterizing extreme events relevant to hydrologic design over the conterminous United States
Datasets for characterizing extreme events relevant to hydrologic design over the conterminous United States Open
Despite the close linkage between extreme floods and snowmelt, particularly through rain-on-snow (ROS), hydrologic infrastructure is mostly designed based on standard precipitation Intensity-Duration-Frequency curves (PREC-IDF) that neglec…
View article: Utilizing high-purity carbon dioxide sources for algae cultivation and biofuel production in the United States: Opportunities and challenges
Utilizing high-purity carbon dioxide sources for algae cultivation and biofuel production in the United States: Opportunities and challenges Open
Carbon dioxide (CO2) supply is an important consideration for algae production systems, and using high-purity CO2 eliminates the need for purification processes. This study assessed the challenges and opportunities inherent in using waste …
View article: Comparison of experimental and computational methods for discharge measurements from tidal wetlands
Comparison of experimental and computational methods for discharge measurements from tidal wetlands Open
This short communication describes the use and comparison of three methods used to calculate the flow discharge from tidal wetland streams. The techniques presented are (a) bottom‐mounted ADCP deployments, (b) vessel‐mounted ADCP transects…
View article: Municipal wastewater sludge as a renewable, cost-effective feedstock for transportation biofuels using hydrothermal liquefaction
Municipal wastewater sludge as a renewable, cost-effective feedstock for transportation biofuels using hydrothermal liquefaction Open
U.S. municipal wastewater contains approximately 160 trillion Btu/y of influent chemical energy, but very little is recovered and utilized nationwide. Hydrothermal liquefaction (HTL) is a thermochemical process that converts biomass into a…
View article: Balancing Water Sustainability and Productivity Objectives in Microalgae Cultivation: Siting Open Ponds by Considering Seasonal Water-Stress Impact Using AWARE-US
Balancing Water Sustainability and Productivity Objectives in Microalgae Cultivation: Siting Open Ponds by Considering Seasonal Water-Stress Impact Using AWARE-US Open
Microalgae have great potential as an energy and feed resource. Here we evaluate the water use associated with freshwater algae cultivation and find it is possible to scale U.S. algae biofuel production to 20.8 billion liters of renewable …
View article: Evaluating next‐generation intensity–duration–frequency curves for design flood estimates in the snow‐dominated western United States
Evaluating next‐generation intensity–duration–frequency curves for design flood estimates in the snow‐dominated western United States Open
Civil infrastructure such as culverts and bridges are commonly designed using precipitation‐based intensity–duration–frequency (PREC‐IDF) curves, which assume that the occurrence of precipitation is in the form of rainfall and immediately …
View article: Incorporating Climate Nonstationarity and Snowmelt Processes in Intensity–Duration–Frequency Analyses with Case Studies in Mountainous Areas
Incorporating Climate Nonstationarity and Snowmelt Processes in Intensity–Duration–Frequency Analyses with Case Studies in Mountainous Areas Open
Downscaled high-resolution climate simulations were used to provide inputs to the physics-based Distributed Hydrology Soil Vegetation Model (DHSVM), which accounts for the combined effects of snowmelt and rainfall processes, to determine s…
View article: Multi-Formalism Modeling for Disaster Resilience, Forecasting, and Response
Multi-Formalism Modeling for Disaster Resilience, Forecasting, and Response Open
Disaster response preparedness, risk mitigation, and effective post-event response are critical for national security, public health, and economic integrity. For areas impacted by extreme events, timely and accurate impact assessments of l…
View article: Observed Spatiotemporal Changes in the Mechanisms of Extreme Water Available for Runoff in the Western United States
Observed Spatiotemporal Changes in the Mechanisms of Extreme Water Available for Runoff in the Western United States Open
This paper presents the first study to identity, in historical records, regional changes in the mechanisms of extreme water available for runoff ( W ). We used a quality‐controlled Snowpack Telemetry data set (1979–2017) combined with the …
View article: 2017 Algae Harmonization Study: Evaluating the Potential for Future Algal Biofuel Costs, Sustainability, and Resource Assessment from Harmonized Modeling
2017 Algae Harmonization Study: Evaluating the Potential for Future Algal Biofuel Costs, Sustainability, and Resource Assessment from Harmonized Modeling Open
To present a more unified picture of the long-term future potential for algal biofuels and the goals that must be met to reach that potential, four algae modeling groups collaborated to harmonize respective models for resource assessment (…
View article: Waste-to-Energy biofuel production potential for selected feedstocks in the conterminous United States
Waste-to-Energy biofuel production potential for selected feedstocks in the conterminous United States Open
Here, waste-to-Energy (WtE) technologies offer the promise of diverting organic wastes, including wastewater sludge, livestock waste, and food waste, for beneficial energy use while reducing the quantities of waste that are disposed or rel…
View article: 2016 Billion-Ton Report: Advancing Domestic Resources for a Thriving Bioeconomy, Volume 2: Environmental Sustainability Effects of Select Scenarios from Volume 1
2016 Billion-Ton Report: Advancing Domestic Resources for a Thriving Bioeconomy, Volume 2: Environmental Sustainability Effects of Select Scenarios from Volume 1 Open
With the goal of understanding environmental effects of a growing bioeconomy, the U.S. Department of Energy (DOE), national laboratories, and U.S. Forest Service research laboratories, together with academic and industry collaborators, und…
View article: 2016 Billion-Ton Report: Advancing Domestic Resources for a Thriving Bioeconomy, Volume 1: Economic Availability of Feedstocks
2016 Billion-Ton Report: Advancing Domestic Resources for a Thriving Bioeconomy, Volume 1: Economic Availability of Feedstocks Open
Consumption of renewable energy in the United States is the highest in history, contributing to energy security, greenhouse gas reductions, and other social, economic, and environmental benefits. The largest single source of renewable ener…
View article: Life-cycle analysis of energy use, greenhouse gas emissions, and water consumption in the 2016 MYPP algal biofuel scenarios
Life-cycle analysis of energy use, greenhouse gas emissions, and water consumption in the 2016 MYPP algal biofuel scenarios Open
The Department of Energy (DOE) Bioenergy Technologies Office (BETO) Multi-year Program Plan (MYPP) describes the bioenergy objectives pursued by BETO, the strategies for achieving those objectives, the current state of technology (SOT), an…