This paper describes MOLES 1.0, an integrated land-use and transport model developed with Object-Oriented Programming principles in order to combine selected characteristics from Spatial Computable General Equilibrium and microsimulation models. MOLES 1.0 models the links between urban land use, mobility patterns, urban economic activities and their environmental impacts, in particular air pollution and emissions of greenhouse gases.

Integrating measures to tackle climate change into regular economic policy will have a positive impact on economic growth over the medium and long term, according to a new OECD report prepared in the context of the German Presidency of the G20.

This report examines the implications of regional climate governance for international trade and conversely the implications of regional trade governance for climate change action. Regional approaches to climate change governance are discussed with a specific focus on the rise of “climate clubs” and their implications for international trade.

OECD overview report on Employment Implications of Green Growth: Linking jobs, growth and green policies to the G7 Environment Ministers held on 11-12 June 2017 in Bologna.

This paper presents updated results for the cost of ambient air pollution in 41 countries: the 6 major emerging economies known as the BRIICS – Brazil, Russia, India, Indonesia, China and South Africa – and the 35 OECD member countries.

Air pollution in Delhi has been so bad this November that the Indian Medical Association declared a public health emergency. According to the latest Global Burden of Disease study published in The Lancet, outdoor air pollution caused more than a million premature deaths in India in 2016, whose cost, according to OECD estimates, amounts to more than USD 800 billion. Read the full blog.

This paper details a methodology for calculating the extent of terrestrial and marine protected areas recorded in the World Database on Protected Areas by country, type and IUCN management categories. The method allows the data on protected areas to be summarised in a harmonised and more detailed way than is currently available, without requiring any additional reporting by countries.

The world’s oceans are being damaged by a constant and unprecedented accumulation of waste known as marine debris. The waste, mostly from effluent human activities, is brought to the oceans through currents and often carried far from where it originated.

Infrastructure resilience requires a coordinated policy response to ensure that infrastructure owners and developers have the incentive and capacity to integrate resilience. The framework is aimed at policy makers in OECD countries, but the underlying messages can be applied to other country contexts.

With marine biodiversity deteriorating at an alarming rate, there will soon be little left of the “octopus’s garden” that The Beatles once sang about. According to "Marine Protected Areas: Economics, Management and Effective Policy Mixes", pollution, overfishing and rising temperatures have damaged or destroyed 60% of the earth’s marine ecosystems.

Ending poverty and combating climate change: two years after the adoption of the UN Sustainable Development Goals and the Paris Climate Agreement, these inter-related challenges remain as daunting as ever, not least in developing countries.

OECD Secretary-General Angel Gurría announced today at the One Planet Summit in Paris the launch of the “Paris Collaborative on Green Budgeting”, a strategic initiative to assess and drive the alignment of national budgetary processes with the Paris Agreement and other environmental goals.

On the occasion of the One Planet Summit, read our latest OECD Observer articles focusing on the challenges and opportunities for climate action, particularly in the area of green finance and investment.

This paper analyses the reform undertaken by Iceland to avert a looming crisis and restore fish stocks to sustainable levels; and outlines the process involved in designing and implementing this reform. It also reflects on the challenges encountered and the environmental, economic and social impacts of the reform. This country study draws on the OECD report "The Political Economy of Biodiversity Policy Reform".

The wet and verdant expanse of the Mekong Delta’s rivers and farms is a veritable rice bowl for the world. Not only do the region’s paddies produce half of Viet Nam’s rice crop yearly, the country is the world’s third largest rice exporter, with 17% of world exports of paddy rice. Our analysis identifies Viet Nam as facing the world’s fourth highest water risks for rice production.

This paper summarises efforts in two West African countries – Mauritania and Guinea-Bissau – to mobilise international finance to sustain the marine biodiversity upon which fisheries depend, and to establish conservation trust funds. The countries study draws on the 2017 OECD report The Political Economy of Biodiversity Policy Reform.

This Policy Paper summarises key messages about the economic case for water investment, the barriers to investment and the financing gap. It charts a course for action to better value water and to facilitate water investment at scale. The Roundtable on Water Financing, a joint initiative of the OECD, the World Water Council and the Netherlands, will continue to deepen the evidence base and broaden engagement on these issues.

This paper reviews the existing literature on modelling the macroeconomic consequences of the transition to a circular economy. It provides insights into the current state of the art on modelling policies to improve resource efficiency and the transition to a circular economy by examining 24 modelling-based assessments of a circular economy transition.

The OECD proposes to conduct a first-of-its-kind review of Indonesia’s green growth policies, with the co-operation of four Ministries.

Governments need to raise carbon prices much faster if they are to meet their commitments on cutting emissions and slowing the pace of climate change under the Paris Agreement, according to a new OECD report.

This Policy Paper comprises the Background Report prepared by the OECD for the G7 Environment, Energy and Oceans Ministers (19-21 September, Canada). It provides an overview of current plastics production and use, the environmental impacts that this is generating and identifies the reasons for currently low plastics recycling rates, as well as what can be done about it.

This Policy Paper comprises an Issue Brief and Background Report prepared by the OECD for the G7 Environment, Energy and Oceans Ministers (19-21 September 2018, Canada). It outlines the rising risks faced by coastal communities, which are being exacerbated by climate change; and shows how governments can harness innovation to help improve resilience and emphasises the need for close engagement with coastal communities.

The transition towards a resource efficient and circular economy has linkages with international trade through the emergence of global value chains as well as trade in second-hand goods, end-of-life products, secondary materials and waste. This paper highlights the interaction of international trade and the circular economy in order to map out potential issues to address and to guide further research areas to explore on this topic.

This summer, we witnessed record-breaking heat and extreme weather events across the globe. To address the urgent climate challenge, and meet our broader development goals, trillions of dollars need to be invested in low-emissions and resilient infrastructure.

17-22 November 2018, Sharm El-Sheikh, Egypt. The OECD actively participated in this Conference through an official OECD side event and by taking part in a number of workshops, seminars and other events throughout the conference. Read more on the OECD side-event, participation at the High-Level Segment and the OECD work on biodiversity.

This paper explores the consequences on the labour markets of structural changes induced by decarbonisation policies. These policies are likely going to have consequences on labour-income distribution given i) existing rigidities in the labour markets, and ii) their different impacts on sectors and on job categories.

This report investigates the effects of select climate policies, non-climate policies, as well as political economy factors on the decarbonisation of electricity in OECD countries from 2000 to 2015. Effects are analysed on the three phases of decarbonisation: (1) increasing the share of renewables installed, (2) increasing the use of renewables in generation, and (3) reducing the emissions from electricity.

The OECD, UN Environment and World Bank Group today called on leaders of G20 countries to do more to enable a radical shift of investment into low-carbon, climate-resilient infrastructure as a way to limit the impact of climate change.

Public climate finance from developed to developing countries totalled USD 56.7 billion in 2017, up 17% from USD 48.5 billion in 2016, according to new data compiled by the OECD.

Meeting the temperature goals of the Paris Agreement requires a transformational change in our infrastructure systems. This working paper aims to shed light on the extent to which current electricity generation projects under construction at the global level - the "pipeline" - are consistent with what a low-carbon transition requires.

A co-ordinated policy response is needed to ensure that new and existing infrastructure networks are resilient to climate change. This Policy Paper outlines a framework for achieving this based on the experiences in OECD and G20 countries. It shows how governments and businesses can collaborate to mobilise investment for climate-resilient infrastructure.

This report provides an overview of methodologies to evaluate the effectiveness of policy instruments for biodiversity, covering impact evaluation, cost-effectiveness analysis and other more commonly used approaches. It also provides an inventory of biodiversity-relevant impact evaluation studies, across both terrestrial and marine ecosystems.

At a time when nationalism is rising and individual countries are facing a growing array of threats, it is critical that we recognize a shared and unprecedented global challenge: We need to double our infrastructure in the next decade to meet global development needs, while achieving a systematic shift away from business-as-usual, carbon-intensive options to low-emissions, resilient infrastructure, to avoid catastrophic climate change.

The purpose of this study is to investigate the effect of congestion pricing on the demand for clean transport modes. It draws on an empirical analysis of the effect of Milan’s congestion charge on the use of bike sharing. The analysis indicates that congestion pricing increases daily bike-sharing use by at least 5% in the short term.

Parking policies have significant environmental and economic implications, which have often been left unconsidered. This paper reviews the relevant literature to provide a deeper understanding of the main environmental and economic consequences of common parking policies, and suggest policy options to protect the environment and increase social welfare.

This report offers a guide on potential reform pathways towards sustainable agriculture water use, based on a thorough review of selected past water and agriculture reforms and extensive consultation with policy experts.

This paper shows how women and men may use infrastructure differently according to their needs, social roles or preferences; and provides a framework to help countries align their infrastructure policies and projects with other societal and environmental goals, including supporting gender equality.

Mr. Angel Gurría, Secretary-General of the OECD, will be in Mexico on 2-3 May 2019 to present the 2019 OECD Economic Survey of Mexico.

At their Summit in Osaka this weekend, G20 leaders agreed on a range of priorities for which analysis and support from the OECD and other international organisations are playing a crucial role.

OECD Secretary-General Angel Gurría today said governments must face up to mounting anger, particularly among youth, on climate inaction.

Climate change and outdoor air pollution are two of the most challenging environmental issues that modern society faces. This paper presents the first global analysis of the joint economic consequences of climate change and outdoor air pollution to 2060, in the absence of new policies to address these challenges.

Policy instruments can be applied to improve the sustainability of plastics, including regulations, market-based instruments, information and voluntary tools. The report reviews the use of these instruments, provides good practice examples, such as product taxes and charges, eco-design standards, extended producer responsibility and environmental product labels, as well as discussing opportunities for their future applications.

Policy instruments can be applied to improve the sustainability of plastics, including regulations, market-based instruments, information and voluntary tools. The report reviews the use of these instruments, provides good practice examples, such as product taxes and charges, eco-design standards, extended producer responsibility and environmental product labels, as well as discussing opportunities for their future applications.

This paper provides a concrete example of how policy analysts can use empirical programme evaluation studies to perform ex-post assessments of environmentally related tax policies. A number of studies credibly identify causal effects of environmentally related tax policies, but do not necessarily provide all the information needed to fully inform the policy-making process.

Embracing new technologies that could enable drastic reductions in GHG emissions will be key to delivering low-emissions pathways for growth, but it is not always obvious what the big breakthroughs will look like. This report looks at how blockchain technology can be applied to support sustainable infrastructure investment that is aligned with climate change objectives.

This paper focuses on how national and sub-national governments can align subnational financial flows to transition towards low-carbon, resilient and inclusive cities. The paper is a contribution from the OECD Champion Mayors for Inclusive Growth initiative and to the OECD Programme on Subnational Finance and Investment.

The challenges we face in our era of rapid, disruptive change are daunting, but we are starting to develop the tools, techniques and concepts to meet them, OECD Secretary-General Angel Gurría said.

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Is this the beginning of a paradigm shift in the financial system towards environmentally sustainable finance? And if not, what can we do to accelerate this shift? The OECD stands ready to support efforts to build political leadership and address outstanding barriers to sustainable finance.

National development banks (NDBs) and development finance institutions are poised to play a role in bridging the investment gap for climate-compatible infrastructure in developing countries. This paper highlights the role of NDBs drawing from case studies of the Brazilian Banco Nacional de Desenvolvimento Econômico e Social and the Development Bank of Southern Africa.