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Economy and Environment Module - Coggle Diagram
Economy and Environment Module
Unit I. Environmental Economics
Concept and Scope of Study
• Environmental economics studies the relationship between economic activity and the environment.
• It analyzes how human activities impact natural resources and how to manage them sustainably.
• It seeks solutions to mitigate the negative effects of economic growth on the environment.
Economy and Environment: The Concept of Sustainability
• Sustainability implies a balance between economic growth, resource use, and environmental protection.
• It is based on three pillars: economic, social, and environmental.
• Its goal is to ensure that future generations can meet their needs without compromising natural resources.
Historical Review
• Environmental concerns began during the Industrial Revolution due to increased pollution.
• In the second half of the 20th century, stricter environmental policies and ecological movements emerged.
• Events such as the Stockholm Conference (1972) and the Kyoto Protocol (1997) marked milestones in environmental regulation.
Main International Environmental Agreements
• Kyoto Protocol (1997): Commitment to reducing greenhouse gas emissions.
• Paris Agreement (2015): Global measures to keep temperature rise below 2°C.
• Convention on Biological Diversity (1992): Protection of ecosystems and endangered species.
Unit II. The Optimal Level of Pollution
The General Model
• Seeks to balance the economic costs of pollution with the benefits of reducing it.
• Considers both environmental damage and the cost of implementing regulations.
• The optimal pollution level is not zero but where reduction costs do not exceed benefits.
Market Failures
• Occur when the market does not efficiently allocate natural resources.
• Example: Companies polluting without paying for environmental damage.
• Justify government intervention through regulations or incentives.
Externalities and Common Property Resources
• Externalities: Costs or benefits affecting third parties not involved in the transaction.
• Common goods: Resources like water or air, whose excessive use can lead to overexploitation.
• Regulation and property rights help mitigate these issues.
Market and Optimal Pollution
• An unregulated market tends to generate more pollution than desirable.
• Economic instruments (taxes, permits, regulations) help correct this issue.
• Pricing pollution incentivizes companies to reduce their emissions.
Unit III. Policies Based on Taxes and Subsidies
Emission Taxes
• Financially penalize polluters to discourage emissions.
• Example: Carbon tax to reduce fossil fuel use.
• Generate revenue that can be allocated to environmental projects.
Environmental Taxes
• Specific taxes aimed at internalizing the environmental costs of certain activities.
• Can apply to polluting products like plastics or fossil fuels.
• Promote the development of more sustainable alternatives.
Subsidies for Emission Reduction
• Provide financial incentives for companies and individuals to reduce their environmental impact.
• Can apply to clean technologies, renewable energy, or energy efficiency.
• Help balance transition costs to more sustainable models.
Unit IV. Tradable Emission Permits
Theory of Tradable Permits
• Sets a total pollution limit and allows buying or selling emission permits.
• Based on the principle of economic efficiency to reduce emissions at the lowest cost.
• Example: EU Emissions Trading System.
Types of Permit Systems
• Cap and Trade: A total emission limit is set, and permits can be traded.
• Baseline and Credit: Companies receive credits for reducing emissions below a threshold.
• Hybrid Systems: Combine taxes and tradable permits for greater effectiveness.
Trading Permits in Practice
• Companies that pollute less can sell their permits to those needing more.
• Encourages innovation and investment in clean technologies.
• Requires effective regulation to prevent fraud or unfair accumulation of permits.
Advantages and Disadvantages
• Advantages: Flexibility, innovation incentives, cost-effective emission reduction.
• Disadvantages: Risk of speculation, difficulty in initial permit allocation.
• A well-designed system is crucial for maximizing benefits and minimizing failures.
Unit V. Economic Valuation
Cost-Benefit Analysis for Environmental Preservation
• Compares the costs of environmental measures with the benefits obtained.
• A key tool in environmental policy decision-making.
• Can include indirect costs, such as health impacts.
Environmental Valuation
• Assigns an economic value to environmental goods and services.
• Justifies investments in conservation and damage mitigation.
• Methods like willingness to pay reflect the importance of the environment.
Valuation Methodologies
• Contingent valuation: Surveys to measure how much people are willing to pay.
• Avoided costs: Calculates the expense needed to remedy environmental damage.
• Hedonic pricing: Assesses environmental impact on the value of goods and properties.
Energy Efficiency and Basic Supplies
• Reducing energy consumption improves sustainability and lowers costs.
• Efficient technologies and renewable energy are key for energy transition.
• Access to clean energy and potable water is fundamental for sustainable development.
Definition and Calculation of Ecological Footprint
• Measures human impact in terms of resource consumption.
• Compared with the planet's regenerative capacity.
• Helps evaluate the sustainability of lifestyles and economic policies.
Unit VI. Economics of Renewable and Non-Renewable Resources
Sustainability and the Exploitation of Renewable Resources
• Exploitation must respect natural regeneration limits.
• Overexploitation leads to environmental degradation and resource depletion.
• Sustainable management includes reforestation, fishing quotas, and watershed management.
Optimal Level of Resource Exploitation
• The point where resource use balances with its regeneration.
• Requires extraction restrictions to avoid depletion.
• Tools like fishing quotas and exploitation licenses help regulate it.
Waste Management and Recycling
• Reduces environmental impact and pressure on natural resources.
• Circular economy promotes reuse and waste minimization.
• Recycling policies and extended producer responsibility drive adoption.
New Circular Economy Paradigm
• Replaces the linear model of production-consumption-disposal.
• Promotes reuse, recycling, and waste reduction.
• Aims to minimize raw material extraction and maximize resource efficiency.