Sust 2000 Exam 1 Questions & Answers 2024 ( A+ Graded 100% Verified)

silver, platinum, gold, aluminum, copper {Ans: mineral elements found in the lithosphere}Permian Extinction {Ans: Huge coal deposits in what is now Russia and as the Eurasian Plate moves over a "hot spot", the coal starts to burn. This causes climate change, increase in CO2 and other gases in the atmosphere, the "Great Dying", 90% of known biodiversity perishes. This affects the spheres: Lithosphere: continental drift leads to mineralized plant deposits burning Atmosphere: accumulation of greenhouse gasses Hydrosphere: experiences the brunt of the die-off Biosphere: greatest extinction known}Donella Meadows {Ans: Environmental scientist who wrote "Limits to Growth", predicted economic and societal collapse in 21st century}Troposphere {Ans: life forms here (in the atmosphere)}Regulating {Ans: Control of natural processes - Water decomposition and detoxification - Purification of water and air - Crop pollination - Shoreline and flooding protection - Carbon sequestration and climate regulation - Pest and disease control}Negative human impacts on ecosystem services {Ans: Acid rain Deforestation Air pollution Water pollution Global warming Overfishing Waste production Habitat degradation/manipulation}