Content tagged "swineghgark"

Thermal Conversion of Animal Manure to Biofuel

Animal Manure Management Updated: May 30, 2017

Continued advances in technology have facilitated new avenues to access and extract energy (in various forms) from materials such as animal manure and crop...

Evaluating the Environmental Footprint of Pork Production

Animal Manure Management Updated: August 08, 2016

The use and impacts on land and soils, air, water, and greenhouse gases all make up the environmental footprint of pork production. This section highlights...

Are Models Useful for Evaluating or Improving the Environmental Impact of Pork Production?

Animal Manure Management Updated: July 28, 2016

Models are basically equations that are based on real-world measurements. Measurements are made in different situations and/or different times. Models are...

Does Manure Solid-Liquid Separation Reduce Greenhouse Gas Emissions on Swine Farms?

Animal Manure Management Updated: July 28, 2016

There is some research suggesting that separating swine manure into solids and liquids can slightly reduce greenhouse gas (GHG) emissions emitted from the...

How Can Algae Be Used to Manage Nutrients in Pig Manure?

Animal Manure Management Updated: July 28, 2016

Usually when people see the words "algae" and "manure" in the same paragraph, it is usually a negative take on the effects of manure nutrients on water. When...

Do Growth Enhancers Affect the Carbon Footprint of Pork Production?

Animal Manure Management Updated: July 28, 2016

In swine production, maximizing growth rate while minimizing inputs (efficiency) is a top aim of most farmers. This helps an operation become more...

Does pig health have an impact on greenhouse gas (GHG) emissions?

Animal Manure Management Updated: July 28, 2016

Animal health does affect greenhouse gas emissions. Sick animals are much less efficient and/or some sick animals may die.  In both of these cases, inputs...

What are the different types of gasification systems for generating energy from manure?

Animal Manure Management Updated: July 28, 2016

Fixed Bed types produce low Btu gases and can use updraft or downdraft approaches. The updraft pulls hot air up from the bottom through the fuel where...

What Is Gasification of Manure?

Animal Manure Management Updated: July 28, 2016

When looking at ways to improve the environmental impact of pig production, renewable energy generation is a popular topic. One such technology,...

Can feeding pigs less crude protein reduce their carbon footprint? Does it also affect growth and performance?

Animal Manure Management Updated: July 28, 2016

Feeding less crude protein in pig diets can reduce the carbon footprint of that farm, within limits.  Pigs require amino acids (the building blocks of...

How Can Pig Farms Reduce Carbon Footprint?

Animal Manure Management Updated: July 28, 2016

Even though pig farms are not a large source of greenhouse gases (GHGs), the pork industry (along with many agriculture industries) are looking at GHG...

Exploring Interactions Betwen Agricultural Decisions and Greenhouse Gas Emissions Using Swine Production

Animal Manure Management Updated: July 05, 2016

The materials on this page are an interactive lab designed to introduce students (high school level) to pig farming and the connections between management...

Carbon Footprint, Life Cycle Assessment and the Pork Industry

Animal Manure Management Updated: May 20, 2016

Animal agriculture in the U.S. contributes approximately 3.5% of all man-made greenhouse gases (GHGs). If you look at pork production, it accounts for just...

What Greenhouse Gases Are Emitted by Pig Farms?

Animal Manure Management Updated: May 20, 2016

In 2014, all man-made sources of greenhouse gas (GHG) emissions in the U.S. were estimated to be 6,870.5 MMT CO2e (millions of metric tons carbon dioxide...

What Is an Environmental Foot Print? (Ecological Footprint)

Animal Manure Management Updated: May 18, 2016

The Cambridge dictionary defines environmental footprint as:the effect that a person, company, activity, etc. has on the environment, for example the amount...

Integrated Resource Management Tool to Mitigate the Carbon Footprint of Swine Produced in the United States

Animal Manure Management Updated: January 07, 2016

Modeling: The overall goal of the modeling effort was to enhance the National Pork Board swine carbon footprint calculator by integration of specific modules...

Integrated Process-Based Swine Operation Model with Life Cycle Assessment (LCA) and Life Cycle Costing (LCC) Economic Analysis

Animal Manure Management Updated: December 16, 2015

Dr. Greg Thoma, Dr. Richard Ulrich and Dr. Jennie Popp - University of Arkansas, Dr. William Salas and Dr. Chengsheng Li - DNDC Applications, Research and...

Effects of Amino Acid Supplementation with Reduced Dietary Crude Protein on Greenhouse Gas Emissions in Swine

Animal Manure Management Updated: December 07, 2015

Nursery Studies Methods | Results | Publications Grow-Finish Studies Methods | Results | Publications Nitrogen Balance Methods | Results Validation Study...

Impact of Health Status and Viral Exposure on Greenhouse Gas (GHG) Emissions of Pigs

Animal Manure Management Updated: December 07, 2015

Vaccination/PRRSv | Antibiotics and Alternatives | SalmonellaOur working hypothesis is that immune activation, from clinical and subclinical disease, reduces...

Life-Cycle Assessment Modeling for the Pork Industry

Animal Manure Management Updated: July 23, 2015

Do the pork industry’s efforts to improve production and economics affect its greenhouse gas emissions and carbon foot print? Research by the University of...

Extension and Education on Swine Greenhouse Gas Emissions

Animal Manure Management Updated: June 11, 2013

Dr. Karl VanDevender - University of Arkansas:Cooperative Extension Service and Dr. Brian Richert - Purdue UniversityThe research and modeling work...

Research Experience for Undergraduates (REU) on Carbon Footprint Mitigation in Agriculture

Animal Manure Management Updated: February 08, 2013

Dr. Marty Matlock and Dr. Jennie Popp - University of ArkansasA summer research program for undergraduate students has been developed with the focus of...

Manure Management and Algal Nutrient Removal Impacts on Swine Greenhouse Gas Emissions

Animal Manure Management Updated: February 08, 2013

Dr. Marty Matlock and Dr. Thomas Costello - University of ArkansasAlgal biomass offers many advantages over traditional energy crops; algal biomass generates...

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This work is supported by the USDA National Institute of Food and Agriculture, New Technologies for Ag Extension project.