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G107 Week 6 Overview~1 duration 5 minutes 56 seconds G107 Week 6 Overview~1 G107 Week 6 Overview~1	G107 Week 6 Overview~1 urbanization examinations ecology internal migration geology climate change period of study earth sciences asr complete education and upbringing educational assessment and evaluation sludge well studying courses (education) quiz natural resources From Jennifer Nelson 8 plays 0