Environmental Science Exam 1
Questions and Answers | Latest Update |
2024/2025 | 100% Verified
What is the concept of ecological footprint?
The ecological footprint measures the impact of human activities on the environment,
specifically the amount of land and resources required to su...
✔✔ The ecological footprint measures the impact of human activities on the environment,
specifically the amount of land and resources required to support those activities.
How does biodiversity contribute to ecosystem stability?
✔✔ Biodiversity enhances ecosystem stability by providing a range of species that contribute to
ecosystem functions and resilience against disturbances.
What are the primary sources of renewable energy?
✔✔ Primary sources of renewable energy include solar, wind, hydroelectric, geothermal, and
biomass energy.
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,How do human activities contribute to climate change?
✔✔ Human activities, such as burning fossil fuels and deforestation, increase greenhouse gas
emissions, leading to global warming and climate change.
What is the role of wetlands in environmental protection?
✔✔ Wetlands act as natural water filters, provide habitat for wildlife, and help in flood control
by absorbing excess water.
What is the difference between point-source and non-point-source pollution?
✔✔ Point-source pollution comes from a single, identifiable source, while non-point-source
pollution comes from diffuse sources that are not easily traced.
How does deforestation impact local and global climates?
✔✔ Deforestation can lead to loss of biodiversity, disruption of local water cycles, and increased
greenhouse gas emissions, contributing to global climate change.
2
, What are the main principles of sustainable development?
✔✔ Sustainable development aims to meet current needs without compromising the ability of
future generations to meet their own needs by balancing economic growth, environmental
protection, and social equity.
What is the significance of the "tragedy of the commons" in environmental science?
✔✔ The "tragedy of the commons" describes the overuse and depletion of shared resources due
to individuals acting in their own self-interest, highlighting the need for effective resource
management.
What is the concept of carrying capacity in an ecosystem?
✔✔ Carrying capacity is the maximum number of individuals of a species that an environment
can support sustainably based on available resources and conditions.
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