Pleistocene Glaciations “Ice Age”Northern Hemisphere Ice MaximumLateral and Medial MoraineMoraine depositLoessOxygen isotope fractionationTemperature record from O-18Kepler’s 2nd LawVariations due to gravityElliptical orbitobliquityMilankovitch cyclesNorthern hemisphere insolation differences due to Milankovitch cyclesThreshold diagramIce-albedo feedback loopCloud albedo feedback loopTemperature compared to sulfur aerosol concentrationNutrient cycleNutrients related to sea level changeCO2-nutrient feedback loopIron fertilization feedback loopReef feedback loopForest cover—negative feedbackForest cover feedback loop1Pleistocene Glaciations“Ice Age”Supplementary Textbook MaterialChapter 24Pages 524-543Northern Hemisphere Ice MaximumLateral and Medial Moraine Moraine depositLoess Oxygen isotope fractionation2Temperature record from O-18 Kepler’s 2ndLawVariations due to gravity Elliptical orbitobliquity Milankovitch cycles3Northern hemisphere insolationdifferences due to MilankovitchcyclesThreshold diagramIce-albedo feedback loop Cloud albedo feedback loopTemperature compared to sulfur aerosol concentrationNutrient cycle4Nutrients related to sea level changeCO2-nutrient feedback loopIron fertilization feedback loop Reef feedback loopForest cover—negative feedbackForest cover feedback
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