Environmental problems do not always stop at national borders. This lesson examines why issues such as climate change and biodiversity loss require international cooperation, why countries may disagree about the costs of action, and how agreements and market-oriented approaches can help.
An international externality occurs when an action in one country creates environmental costs or benefits that affect people or ecosystems in other countries. Because the effects cross borders, one country’s policies alone may not be enough to address the problem.
All flashcards
What is an international environmental externality?
An environmental effect caused in one country that creates costs or benefits beyond its borders.
Why is biodiversity an international concern?
Biodiversity includes genetic diversity, living species, and ecosystems; no country can preserve it worldwide on its own.
Why can environmental negotiations between rich and poor countries be difficult?
Countries differ in income, development needs, and responsibility for emissions, complicating agreement on the costs of action.
What is the purpose of the Paris Climate Agreement?
Adopted in 2015, it established a framework for countries to make climate commitments and cooperate to limit greenhouse gas emissions.
How can resources support international environmental protection?
Financial support, clean-energy technology, and conservation investment can help countries protect the environment while supporting local benefits.
Quiz questions
What is one purpose of an international environmental agreement?Answer: To coordinate commitments while countries work toward shared environmental goals.
Why may a decentralized, market-oriented approach help address global environmental problems?Answer: Countries differ in their institutions and priorities, and no simple global authority can enforce every rule.
How can responsible nature-based tourism support environmental protection?Answer: It can create local income that gives communities an incentive to conserve natural areas.
How can the emissions history of high-income countries affect climate negotiations?Answer: Their substantial historical emissions can make it harder to persuade lower-income countries to prioritize environmental protection.
Based on Principles of Economics 3e by Steven A. Greenlaw, David Shapiro, Daniel MacDonald (OpenStax), licensed CC BY 4.0. Adapted into a summary, flashcards and quizzes.