BBE 2201 Final (A+ Graded)

Slow Carbon Cycle correct answers Carbon moving through rocks, soil, the ocean, and the atmosphere over time Fast Carbon Cycle correct answers Carbon moving through life forms, i.e plants and animals True/False: Clearing forests to plant agricultural crops results in an increase in atmospheric carbon dioxide correct answers True. There is a carbon equilibrium established with any land use. Where are the 9 gigatons of added carbon (by humans) in the fast carbon cycle going? correct answers Two = taken up by oceans Four = into the atmosphere Three = plants, soils & other biomass Algae and other plants play this role in the Carbon Cycle: correct answers Carbon Sink Term that describes how carbon is exchanged among the biosphere, pedosphere, geosphere, hydrosphere and the atmosphere of Earth: correct answers The Carbon Cycle Term that describes the amount of carbon dioxide, or equivalent greenhouse gas, caused by a person, organization, event or product: correct answers Carbon Footprint Term for Carbon created by human activity: correct answers Anthropogenic Carbon Of these three fossil fuels (natural gas, coal, petroleum), which contributes the LEAST to U.S carbon emissions? correct answers Coal Of the four sectors for carbon dioxide emissions contributors in the U.S (commercial, transportation, industrial, residential), which is the largest? correct answers Transportation Carbon dioxide accounts for ____% of U.S global warming potential correct answers 82% An LCA (Life Cycle Assessment) provides: correct answers Information to assess the environmental impact of a product of service. Four potential users of LCAs: correct answers Product Designers Consumers Academics Marketers Normalization in an LCA does what? correct answers Helps put the results in perspective in order to compare with other impacts. List the 5 stages of the LCA process map: correct answers 1. Material Extraction