Environmental Economics Overview

Principles

Definition

Environmental economics is an academic field that employs economic theory and quantitative methods to analyze the complex interdependencies between economic systems and the natural environment. It investigates environmental problems such as pollution and resource depletion through the lens of market failures and externalities, aiming to develop policy instruments for efficient resource allocation and environmental sustainability.

Ontological type

Policy Instruments

Core Theories

Valuation Methods

Key developments

Key Figures

Valuation and Natural Capital era

Robert Costanza[1] stands as a foundational figure in environmental economics during the Valuation and Natural Capital era, with early affiliations at University of Maryland, Baltimore[3] and University of Maryland Center for Environmental Science[4]. His key contribution was articulating the monetary value of the world's ecosystem services and natural capital through the 1997 paper The value of the world's ecosystem services and natural capital[7], a milestone that anchored non-market goods in welfare analysis and highlighted natural capital as a constraint on long-run prosperity. Paul C. Sutton[2], affiliated with University of California, Santa Barbara[5] and University of Hull[6], contributed to this era through the same valuation framework. As co-author with Costanza, Paul C. Sutton[2] helped elevate the policy relevance of the 1997 paper The value of the world's ecosystem services and natural capital[7] within welfare analysis and informed the design of regulatory and market-based instruments.

Natural Capital Accounting era

Edward B. Barbier [1] is a leading environmental economist associated with the University of Maryland Center for Environmental Science [3] and University College London [4] during the Natural Capital Accounting era (2000–2013). His key contributions include advancing the valuation of estuarine and coastal ecosystem services in The value of estuarine and coastal ecosystem services [6] (2011) and Valuing ecosystem services as productive inputs [7] (2007), which helped formalize nonmarket valuation and embed ecosystem-service values into production and policy accounting. Brian R. Silliman [2] is a prominent ecologist affiliated with the University of Maryland Center for Environmental Science [3] and Columbia University [5] during this era. His key contribution centers on The value of estuarine and coastal ecosystem services [6] (2011), which quantified estuarine and coastal ecosystem services to inform coastal management and climate-policy design, underscoring the practical integration of ecological functions into natural capital accounting.

Energy Transition and Decoupling era

Robert Costanza [1] is a leading figure in environmental economics during the Energy Transition and Decoupling era, with affiliations at the University of Cambridge [3] and University College London [4]. In the 2014 paper Changes in the global value of ecosystem services [7], Costanza [1] and Sutton [2] argue that incorporating the global value of ecosystem services into policy analysis is essential for guiding decoupling strategies and sustaining growth. Paul C. Sutton [2] is a prominent contributor during this era, with affiliations at the University of Manchester [5] and the Australian National University [6]. Sutton [2] contributes to broadening the ecosystem-services valuation framework through the same 2014 paper [7], underscoring how recognizing ecological values can enable policy instruments for energy transition, green productivity, and decoupling from emissions.