SCI 225 Final Exam with verified solutions 2024

SCI 225 Final Examstabilization wedges - correct answer idea for how we can start to lower CO2 in the atmosphere; we want to create a balance and equalize entry and exit 4 categories of stabilization wedges - correct answer energy efficient and conservation; fuel switching, CO2 capture and storage; nuclear fission; renewable fuels and electricity, forest and soil storage efficiency and conservation - correct answer improved fuel economy, decreased reliance on vehicles, more efficient buildings, improved power plant efficiency carbon capture and storage/fuel shift - correct answer carbon capture at coal plants, carbon capture at hydrogen plants, carbon capture at coal to synfuel plants, natural gas instead of coal (methane) nuclear energy - correct answer more nuclear power plants renewable energy and biostorage - correct answer wind power, solar, wind hydrogen, biofuels, forest storage, soil storage exponential population growth - correct answer population increase under idealized conditions; example: caribou to st. matthew island - 29->6,000 caribou bc no predators and plenty of resources, crashed to ~49 carrying capacity - correct answer number of individuals the ecosystem can sustain dN - correct answer change in population dt - correct answer change in time r - correct answer intrinsic rate of growth