Air Emissions from Animal Feeding Operations Current by National Research Council, Division on Earth and Life

By National Research Council, Division on Earth and Life Studies, Board on Environmental Studies and Toxicology, Board on Agriculture and Natural Resources, Committee on Animal Nutrition, Ad Hoc Committee on Air Emissions from Animal Feeding Operations

Air Emissions from Animal Feeding Operations: present wisdom, destiny wishes discusses the necessity for the U.S. Environmental safeguard supplier to enforce a brand new technique for estimating the quantity of ammonia, nitrous oxide, methane, and different pollution emitted from cattle and fowl farms, and for opting for how those emissions are dispersed within the surroundings. The committee demands the EPA and the U.S. division of Agriculture to set up a joint council to coordinate and oversee brief - and long term study to estimate emissions from animal feeding operations properly and to increase mitigation options. Their suggestion was once for the joint council to concentration its efforts first on these toxins that pose the best hazard to the surroundings and public healthiness.

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POLICY CONTEXT Two federal agencies, EPA and USDA, have programs that address the effects of emissions from AFOs. These programs are discussed in detail in Chapter 6. Implementation of programs by both agencies is aided by the states. EPA’s programs rely on regulation, while USDA’s rely on management, mainly by farmers’ actions. The two approaches have the potential to be complementary rather than conflicting if there is close coordination among EPA, USDA, and state governments. Regulations and programs aimed at mitigating air emissions from AFOs are effective and publicly acceptable only if the information on which they are based is defensible.

FINDING 13. Setting priorities for both short- and long-term research on estimating air emission rates, concentrations, and dispersion requires weighing the potential severity of adverse impacts, the extent of current scientific knowledge about them, the potential for advancing scientific knowledge, and the potential for developing successful mitigation and control strategies. RECOMMENDATIONS: • Short-term research priorities should improve estimates of emissions from individual AFOs including the effects of different control technologies: • Priority research for emissions important on a local scale should be conducted on odor, PM, and H2S (also see Finding 2).

STRUCTURE OF THE FINAL REPORT Chapter 2 describes in broad terms the economics and operating practices of the animal feeding industry and its major sectors (dairy, beef cattle, swine, and poultry). This chapter, along with Chapter 6 on government regulations and programs, sets the stage for the other chapters, which address more directly air emissions and the scientific bases for estimating their rates, concentration, and distribution. Chapter 3 describes the kinds of air emissions produced by animal feeding operations and their potential impacts on the environment and human health.

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