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汚染 (おせん)

Written by the Fiveable Content Team • Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 examWritten by the Fiveable Content Team • Last updated September 2025

Definition

汚染 (おせん) refers to contamination or pollution, particularly in relation to environmental issues. This term highlights the impact of human activity on natural ecosystems and public health, stressing the importance of addressing global challenges such as air, water, and soil pollution. Understanding汚染 is essential for discussing the consequences of industrialization, urbanization, and climate change on both a local and global scale.

5 Must Know Facts For Your Next Test

  1. 汚染 can originate from various sources, including industrial discharge, vehicular emissions, and agricultural runoff, leading to harmful effects on ecosystems.
  2. Air汚染 is particularly concerning as it can lead to respiratory diseases and other health problems in humans and animals.
  3. Water汚染 affects drinking water sources and aquatic life, often resulting in significant ecological and economic consequences.
  4. Efforts to combat汚染 include international agreements, such as the Paris Agreement, which aims to mitigate climate change and its related impacts.
  5. Public awareness and education play a critical role in addressing汚染, promoting sustainable practices among individuals and communities.

Review Questions

  • How do various sources of 汚染 impact ecosystems and public health?
    • Various sources of 汚染, such as industrial waste, vehicle emissions, and agricultural runoff, adversely affect ecosystems by introducing harmful substances into air, water, and soil. For instance, air汚染 can lead to respiratory illnesses in humans and harm wildlife populations. Water汚染 compromises drinking water quality and aquatic habitats, leading to biodiversity loss. The cumulative impact of these pollutants threatens both ecosystem stability and public health.
  • Evaluate the role of international agreements in addressing 汚染 and promoting environmental protection.
    • International agreements play a crucial role in combating 汚染 by establishing collaborative frameworks for countries to address environmental issues collectively. Treaties like the Paris Agreement set binding targets for reducing greenhouse gas emissions and encourage nations to implement sustainable practices. These agreements foster cooperation among nations, enabling them to share resources, technology, and strategies for pollution reduction while holding each other accountable for progress.
  • Analyze the long-term implications of unchecked 汚染 on global sustainability efforts.
    • Unchecked 汚染 poses severe long-term implications for global sustainability efforts as it undermines the health of ecosystems necessary for human survival. Continued pollution can lead to irreversible damage to natural resources such as clean air and water, hindering agricultural productivity and biodiversity. This degradation complicates efforts to achieve sustainability goals since a healthy environment is fundamental for economic development and social well-being. Therefore, addressing汚染 is critical for ensuring that future generations can thrive in a balanced ecosystem.

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