Chad Hellwinckel
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View article: Agriculture’s Potential Regional Economic Contributions to the United States Economy When Supplying Feedstock to the Bio-Economy
Agriculture’s Potential Regional Economic Contributions to the United States Economy When Supplying Feedstock to the Bio-Economy Open
The economic impact of obtaining biomass could become significant to U.S. rural economies via the establishment of a bioeconomy. In 2023, the Bioenergy Technologies Office (BETO) and Oak Ridge National Laboratory provided a road map to obt…
View article: Estimating prevented planting coverage factor variation
Estimating prevented planting coverage factor variation Open
Prevented planting payments reimburse crop producers for losses from not being able to plant. These payments provide critical protection to producers; however, these payments, which are determined using a nationwide, crop-specific coverage…
View article: Biochar Potential from Wildfire Crisis Wastes and Woody Energy Crop Wastes  
Biochar Potential from Wildfire Crisis Wastes and Woody Energy Crop Wastes   Open
As the United States charts a course towards net-zero targets, the U.S. Department of Energy (USDOE) will release the latest biomass assessment, the Billion-ton 2023 (BT23) report. These reports provide an advancement in the understanding …
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: Chapter 5: Biomass from Agriculture
Chapter 5: Biomass from Agriculture Open
Hellwinckel, C., D. de la Torre Ugarte, J. L. Field, and M. Langholtz. 2024. “Chapter 5: Biomass from Agriculture.” In 2023 Billion‐Ton Report. M. H. Langholtz (Lead). Oak Ridge, TN: Oak Ridge National Laboratory. doi: 10.23720/BT2023/2316…
View article: Chapter 6: Sustainability and Good Practices
Chapter 6: Sustainability and Good Practices Open
Efroymson, R. A., M. H. Langholtz, K. L. Kline, D. de la Torre Ugarte, C. Hellwinckel, T. R. Hawkins, E. S. Parish, et al. 2024. “Chapter 6: Sustainability and Good Practices.” In 2023 Billion‐Ton Report. M. H. Langholtz (Lead). Oak Ridge,…
View article: Roads to Removal: Options for Carbon Dioxide Removal in the United States
Roads to Removal: Options for Carbon Dioxide Removal in the United States Open
Our analysis shows it is feasible for the United States to remove a staggering amount of CO2 from the air—this will be critical to becoming carbon neutral by 2050. Our comprehensive, first-of-its-kind, county-resolution analysis indicates …
View article: Nth‐plant supply: corn stover supplies and costs in a fleet of biorefineries
Nth‐plant supply: corn stover supplies and costs in a fleet of biorefineries Open
Feedstock cost and cost variability is expected to increase with the number of biorefineries. To quantify this effect, this spatial‐economic analysis simulates feedstock cost and cost variability of an industry based on corn stover as a fu…
View article: Supply analysis of preferential market incentive for energy crops
Supply analysis of preferential market incentive for energy crops Open
This analysis explores the valuation of feedstock quality attributes of switchgrass and miscanthus – two energy crops poised for future expansion – and compares the relative economic availability of these two crops under two scenarios: (i)…
View article: Optimal Budget Allocations for Protected Area Acquisition To Store Carbon in a Local Community Under Economic Growth Uncertainty
Optimal Budget Allocations for Protected Area Acquisition To Store Carbon in a Local Community Under Economic Growth Uncertainty Open
We analyze optimal budget allocations to acquire protected areas for carbon storage while balancing risk and return from protection under economic growth uncertainty in a local community. Our study is the first to explore how risk of uncer…
View article: Hemp: Can Cooperative-run Quotas Prevent Overproduction?
Hemp: Can Cooperative-run Quotas Prevent Overproduction? Open
First paragraph: The legalization of hemp provides a new opportunity for small farmers in the U.S., and coming on the heels of trade wars and depressed crop returns, the timing couldn’t be better. However, while hemp production could sup…
View article: "Hemp, Overproduction in Agriculture, and How to Control it"
"Hemp, Overproduction in Agriculture, and How to Control it" Open
Environmental Analysis & Ecology Studies Hemp, Overproduction in Agriculture, and How to Control it Chad Hellwinckel* Agricultural Policy Analysis Center, University of Tennessee, USA *Corresponding author: Chad Hellwinckel, Agricultural P…
View article: Factors Influencing Tomato Prices at Tennessee Farmers' Markets
Factors Influencing Tomato Prices at Tennessee Farmers' Markets Open
The number of farmers’ markets in the United States continue increasing but at a decreasing rate. Additionally, although the number of farms with direct to consumer (DTC) sales, including farmers’ markets sales, increased by about 6% betwe…
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: Locational Advantage and the Impact of Scale: Comparing Local and Conventional Fruit and Vegetable Transportation Efficiencies
Locational Advantage and the Impact of Scale: Comparing Local and Conventional Fruit and Vegetable Transportation Efficiencies Open
Some have suggested that in order for local foods to reach broader consumer segments and become price-competitive with foods sold in mainstream market channels, local farmers need to scale up their production and distribution operations to…
View article: Agricultural Baseline (BL0) scenario
Agricultural Baseline (BL0) scenario Open
Scientific reason for data generation: to serve as the reference case for the BT16 volume 1 agricultural scenarios. The agricultural baseline runs from 2015 through 2040; a starting year of 2014 is used. Date the data set was last modified…
View article: Simulated impact of the renewable fuels standard on US Conservation Reserve Program enrollment and conversion
Simulated impact of the renewable fuels standard on US Conservation Reserve Program enrollment and conversion Open
A socioeconomic model is used to estimate the land‐use implications on the U.S. Conservation Reserve Program from potential increases in second‐generation biofuel production. A baseline scenario with no second‐generation biofuel production…
View article: CATTLE PRODUCERS’ WILLINGNESS TO ADOPT OR EXPAND PRESCRIBED GRAZING IN THE UNITED STATES
CATTLE PRODUCERS’ WILLINGNESS TO ADOPT OR EXPAND PRESCRIBED GRAZING IN THE UNITED STATES Open
A triple hurdle model estimates cattle farmer willingness to adopt or expand prescribed grazing on pasture in the United States in response to a hypothetical incentive program. Interest in adoption/expansion is estimated first, then willin…
View article: Can Increasing Fuel Costs Make Locally Produced Food More Competitive?
Can Increasing Fuel Costs Make Locally Produced Food More Competitive? Open
Fresh produce in the United States often travels thousands of miles in diesel operated semi-trucks before arriving to market. Under a high fuel cost scenario, the current low cost, efficient supply chain could become a high cost organizati…