Population Growth & Impact
100 Points: What term describes the rapid increase of human population without any constraints?
Exponential Growth
When Christian moves to a new housing development, what is one negative impact on the environment?
Destroying habitats
What is most likely to happen when wetlands are filled in for housing or other development?
Habitat loss and disruption of the ecosystem
What are the four layers of soil?
What are the four layers of soil?
What is one way humans can conserve renewable resources?
Sustainable land use
100 Points: What term describes the rapid increase of human population without any constraints?
overpopulation
Why do rodents and insects become a problem after new housing developments are built?
Their habitats were destroyed, and they haven't relocated yet
What happens to an ecosystem before, during, and after a flood?
Before: Stable; During: Washed away soil, plant loss; After: New plant growth, possible habitat changes
When using rainforests for lumber, how should trees be cut?
Selectively and in small areas
Why should farmers be concerned about nutrient depletion?
It reduces soil fertility and affects crop growth
What event after 1750 caused a significant increase in human population due to improved food availability and clean water?
The Industrial Revolution
What are two concerns for an apple orchard in a wet, rainy region?
Erosion and nutrient depletion
How does logging affect a pine forest ecosystem? (Choose two.)
Changes plant populations; Changes animal populations
What is the practice of using less of a resource so it lasts longer?
Conservation
What is one problem with overexploitation of organisms for food?
It can lead to species decline or extinction
What happens when the birth rate is greater than the death rate?
Population increases
What is the least useful land use for farming families in a growing population?
Strip mining
When sediment makes a river murky, what is a likely effect?
It can cover up nests and eggs of water birds
What does sustainable mean when talking about bamboo?
Kept usable for future generations
What is a reason for an overall increase in population?
Birth rate is greater than death rate.
What are three major factors that affect human population growth?
Birth rate, death rate, and migration
Name three negative environmental impacts of deforestation.
Habitat destruction, soil erosion, and loss of biodiversity
How does overpopulation affect ecosystems?
Increases resource consumption, leads to habitat destruction, and causes pollution
What are two human activities that contribute to soil erosion?
What are two human activities that contribute to soil erosion?
What is one strategy that cities can use to reduce environmental impact while still growing?
Smart growth planning, including green spaces, public transportation, and energy-efficient buildings