Class Activity: Materials and Methods of O'Brien et al., 2014

1. Let's draw the system's boundaries to help us highlights what was included in the LCA and the assumptions made for each system


2. Lets' analyze the technical information presented in Table 1 -- What are the main differences among the grass-based and the confinement based system?

Answer: .

3. Lets' analyze the lactating dairy cow diets presented in Table 2 -- What are the main differences among the grass-based and the confinement based system?
Answer: .


4. Lets' analyze the on-farm emission factors presented in Table 3 -- Are there any assumptions made here that may influence our comparative analysis of the grass-based and the confinement based system?
Answer: .


5. Lets' analyze the off-farm emission factors presented in Table 4 -- What off-farm "item" appear to have a high GHG intensity (per unit of "item"
Answer: .




Keywords:Class Activity: Materials and Methods of O'Brien et al., 2014   Doc ID:46789
Owner:Michel W.Group:DS Food Systems, Sustainability and Climate Change
Created:2015-02-03 14:45 CSTUpdated:2017-03-22 13:22 CST
Sites:DS Food Systems, Sustainability and Climate Change
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