AP Environmental Science Flashcards: Ecological Footprints

What this deck covers

This deck focuses on Ecological Footprints, giving you a quick way to review the definitions, rules, and examples that matter most for AP Environmental Science.

How to use these flashcards

Work through these flashcards in short sessions. Try to answer each prompt before flipping the card, then revisit any cards you miss until the explanation feels automatic.

Flashcard 1: Which practice can help reduce an individual's ecological footprint?

Answer: Use of renewable energy sources. Renewables have lower environmental impact.

Flashcard 2: State the impact of reducing meat consumption on ecological footprints.

Answer: Decreases ecological footprint. Livestock production requires more resources.

Flashcard 3: What does an ecological footprint measure?

Answer: The demand on Earth's ecosystems by human activities. Quantifies human impact on natural resources.

Flashcard 4: Identify a sector that significantly impacts ecological footprints.

Answer: Transportation. Transportation relies heavily on fossil fuels.

Flashcard 5: What is the significance of 'Earth Overshoot Day'?

Answer: Marks when demand surpasses annual supply. Annual marker of resource overconsumption.

Flashcard 6: Which footprint component is affected by diet?

Answer: Food footprint. Dietary choices affect agricultural resource use.

Flashcard 7: Identify a key component of an ecological footprint.

Answer: Carbon footprint. Carbon emissions from fossil fuel use.

Flashcard 8: Which footprint component is affected by diet?

Answer: Food footprint. Dietary choices affect agricultural resource use.

Flashcard 9: What does a smaller ecological footprint indicate?

Answer: More sustainable resource use. Lower demand on Earth's ecosystems.

Flashcard 10: How does public transportation affect ecological footprints?

Answer: Reduces by lowering individual car use. Shared transport is more resource-efficient.

Flashcard 11: What is biocapacity?

Answer: The capacity of a given area to generate renewable resources. Measures ecosystem's regenerative capacity.

Flashcard 12: Choose the correct description: Carbon footprint vs. Ecological footprint.

Answer: Carbon footprint is a component of ecological footprint. Carbon is one part of total ecological impact.

Flashcard 13: How does urbanization affect ecological footprints?

Answer: Increases due to higher resource demand. Cities concentrate consumption and energy use.

Flashcard 14: Which practice can help reduce an individual's ecological footprint?

Answer: Use of renewable energy sources. Renewables have lower environmental impact.

Flashcard 15: What is biocapacity?

Answer: The capacity of a given area to generate renewable resources. Measures ecosystem's regenerative capacity.

Flashcard 16: Which resource is NOT typically included in ecological footprint calculations?

Answer: Non-renewable mineral resources. Focuses on renewable biological resources only.

Flashcard 17: How does urbanization affect ecological footprints?

Answer: Increases due to higher resource demand. Cities concentrate consumption and energy use.

Flashcard 18: Which factor can decrease a country's ecological footprint?

Answer: Improved energy efficiency. Efficiency reduces total resource consumption.

Flashcard 19: Which factor contributes to a larger ecological footprint in developed countries?

Answer: Higher consumption rates. Wealth enables greater resource consumption.

Flashcard 20: Name a lifestyle change to reduce ecological footprint.

Answer: Adopting a plant-based diet. Plant-based diets require fewer resources.

Flashcard 21: Identify the unit of measurement for ecological footprints.

Answer: Global hectares (gha). Standardized unit for comparing ecological impact.

Flashcard 22: What is the impact of recycling on ecological footprints?

Answer: Reduces ecological footprint. Reusing materials reduces new resource extraction.

Flashcard 23: What is the relationship between GDP and ecological footprint?

Answer: Higher GDP often correlates with a larger footprint. Wealth enables higher consumption patterns.

Flashcard 24: What does a smaller ecological footprint indicate?

Answer: More sustainable resource use. Lower demand on Earth's ecosystems.

Flashcard 25: Which factor contributes to a larger ecological footprint in developed countries?

Answer: Higher consumption rates. Wealth enables greater resource consumption.

Flashcard 26: Identify a major factor that reduces ecological footprint.

Answer: Increased use of renewable energy sources. Renewable sources require less resource extraction.

Flashcard 27: What is the effect of water conservation on ecological footprints?

Answer: Decreases ecological footprint. Conservation reduces resource demand.

Flashcard 28: How does public transportation affect ecological footprints?

Answer: Reduces by lowering individual car use. Shared transport is more resource-efficient.

Flashcard 29: What is overshoot day?

Answer: The date when humanity's demand exceeds Earth's capacity. Indicates when we've used up annual resources.

Flashcard 30: What is the ecological deficit?

Answer: When a population's ecological footprint exceeds biocapacity. Indicates unsustainable resource consumption.

Flashcard 31: What is the relationship between GDP and ecological footprint?

Answer: Higher GDP often correlates with a larger footprint. Wealth enables higher consumption patterns.

Flashcard 32: What is overshoot day?

Answer: The date when humanity's demand exceeds Earth's capacity. Indicates when we've used up annual resources.

Flashcard 33: Identify a key component of an ecological footprint.

Answer: Carbon footprint. Carbon emissions from fossil fuel use.

Flashcard 34: State the formula for calculating ecological footprint.

Answer: $EF = \frac{\text{Total demand}}{\text{Biocapacity}}$. Ratio compares resource demand to available capacity.

Flashcard 35: Identify the effect of deforestation on ecological footprints.

Answer: Increases ecological footprint. Reduces carbon-absorbing forest capacity.

Flashcard 36: Identify a major factor that reduces ecological footprint.

Answer: Increased use of renewable energy sources. Renewable sources require less resource extraction.

Flashcard 37: Which factor increases an ecological footprint most?

Answer: High consumption of fossil fuels. Fossil fuels have large environmental impact.

Flashcard 38: Which activity contributes most to a person's ecological footprint?

Answer: Consumption of goods and services. Consumer goods require resource extraction and production.

Flashcard 39: What is the significance of 'Earth Overshoot Day'?

Answer: Marks when demand surpasses annual supply. Annual marker of resource overconsumption.

Flashcard 40: Name a lifestyle change to reduce ecological footprint.

Answer: Adopting a plant-based diet. Plant-based diets require fewer resources.

Flashcard 41: What is the effect of water conservation on ecological footprints?

Answer: Decreases ecological footprint. Conservation reduces resource demand.

Flashcard 42: Identify the unit of measurement for ecological footprints.

Answer: Global hectares (gha). Standardized unit for comparing ecological impact.

Flashcard 43: What is the effect of energy-efficient appliances on ecological footprints?

Answer: Reduces ecological footprint. Efficient appliances consume less energy.

Flashcard 44: Identify a consequence of a high ecological footprint.

Answer: Depletion of natural resources. Overconsumption leads to resource scarcity.

Flashcard 45: Which resource is NOT typically included in ecological footprint calculations?

Answer: Non-renewable mineral resources. Focuses on renewable biological resources only.

Flashcard 46: Which factor increases an ecological footprint most?

Answer: High consumption of fossil fuels. Fossil fuels have large environmental impact.

Flashcard 47: Identify a sector that significantly impacts ecological footprints.

Answer: Transportation. Transportation relies heavily on fossil fuels.

Flashcard 48: What role do forests play in ecological footprints?

Answer: They absorb carbon, reducing footprints. Trees sequester carbon from the atmosphere.

Flashcard 49: What is the ecological reserve?

Answer: Biocapacity exceeds ecological footprint. Positive balance when capacity exceeds demand.

Flashcard 50: State the formula for calculating ecological footprint.

Answer: $EF = \frac{\text{Total demand}}{\text{Biocapacity}}$. Ratio compares resource demand to available capacity.

Flashcard 51: What is the primary purpose of calculating ecological footprints?

Answer: To assess sustainability of resource consumption. Evaluates if consumption patterns are sustainable.

Flashcard 52: What is the primary purpose of calculating ecological footprints?

Answer: To assess sustainability of resource consumption. Evaluates if consumption patterns are sustainable.

Flashcard 53: Identify a consequence of a high ecological footprint.

Answer: Depletion of natural resources. Overconsumption leads to resource scarcity.

Flashcard 54: What is a biocapacity reserve?

Answer: Excess biocapacity relative to demand. Surplus capacity beyond current demand.

Flashcard 55: What is the significance of reducing ecological footprints?

Answer: Promotes sustainable living and conserves resources. Lower footprints protect ecosystems long-term.

Flashcard 56: What is the ecological deficit?

Answer: When a population's ecological footprint exceeds biocapacity. Indicates unsustainable resource consumption.

Flashcard 57: What action can governments take to reduce national ecological footprints?

Answer: Implement sustainable energy policies. Policies can shift national consumption patterns.

Flashcard 58: What is the effect of energy-efficient appliances on ecological footprints?

Answer: Reduces ecological footprint. Efficient appliances consume less energy.

Flashcard 59: What is the ecological reserve?

Answer: Biocapacity exceeds ecological footprint. Positive balance when capacity exceeds demand.

Flashcard 60: Choose the correct description: Carbon footprint vs. Ecological footprint.

Answer: Carbon footprint is a component of ecological footprint. Carbon is one part of total ecological impact.

Flashcard 61: What does an ecological footprint measure?

Answer: The demand on Earth's ecosystems by human activities. Quantifies human impact on natural resources.

Flashcard 62: Identify the effect of deforestation on ecological footprints.

Answer: Increases ecological footprint. Reduces carbon-absorbing forest capacity.

Flashcard 63: State the impact of reducing meat consumption on ecological footprints.

Answer: Decreases ecological footprint. Livestock production requires more resources.

Flashcard 64: Which factor can decrease a country's ecological footprint?

Answer: Improved energy efficiency. Efficiency reduces total resource consumption.

Flashcard 65: Which country typically has a larger ecological footprint, USA or India?

Answer: USA. USA has higher per capita consumption.

Flashcard 66: What role do forests play in ecological footprints?

Answer: They absorb carbon, reducing footprints. Trees sequester carbon from the atmosphere.

Flashcard 67: What is the impact of recycling on ecological footprints?

Answer: Reduces ecological footprint. Reusing materials reduces new resource extraction.

Flashcard 68: What is a biocapacity reserve?

Answer: Excess biocapacity relative to demand. Surplus capacity beyond current demand.

Flashcard 69: Which country typically has a larger ecological footprint, USA or India?

Answer: USA. USA has higher per capita consumption.

Flashcard 70: Which activity contributes most to a person's ecological footprint?

Answer: Consumption of goods and services. Consumer goods require resource extraction and production.

Flashcard 71: What is the significance of reducing ecological footprints?

Answer: Promotes sustainable living and conserves resources. Lower footprints protect ecosystems long-term.