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current world problems | hutcheson
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learning target: students will be able to make connections between patterns of human influence and geographic factors.
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what is a human footprint? a single person’s lifetime use of natural resources.
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why do different cultures use and consume different things at different rates? americans make up 5% of the population, own 30% of the world’s cars, and consume 25% of the world’s energy – what do these numbers indicate about contemporary american culture?
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global population trend global population trends impact our footprints. today’s global population is expected to rise by 9 billion by 2050 and to over 36 billion by 2300. in some areas of the globe, people are already in conflict over a limited amount of natural resources.
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how will a growing population affect people’s access to food, potable water, and fuel? what affect might the population increase have on pollution and encroachment of wildlife habitats?
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mapping our human footprint evaluating 4 factors, scientists mapped degrees of human influence over every km 2 of the earth’s surface. factors: 1.population 2.travel routes 3.land use 4.routes
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how does the global impact map compare to the world population map below?
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