The OECD’s third Environmental Performance Review of Switzerland finds that despite being one of the greenest OECD countries in terms of energy supply, greenhouse gas emissions and domestic material consumption per unit of GDP, Switzerland urgently needs to address pressures on its biodiversity.

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.

One focus of tomorrow’s One Planet Summit, organised by President Macron, is “to determine how those working in public and private finance can innovate to support and accelerate our common efforts to fight climate change.”

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.

The OECD is committed to limiting the environmental impact of its work in a manner consistent with the wider goals of green growth and sustainable development. Join us in this journey around and inside the main buildings at the OECD HQ in Paris and learn about the performance of OECD's environmental management system. See how the OECD aims to #PracticeWhatYouPreach.

A reaffirmed commitment to fighting climate change has set Canada on a greener course, but the country needs to quickly implement planned measures to reduce the carbon intensity of its energy industry, particularly in oil sands, and green its transport sector in order to progress towards its 2030 emissions goals, according to a new OECD report.

Action to prevent the risk of major flooding in Paris and the Ile de France region has improved in recent years – particularly after the Seine burst its banks in May and June 2016 – but urban and territorial planning needs to be better adapted, governance strengthened and long-term funding clarified, according to the OECD.

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.

18-23 March 2018 - The OECD participated in the World Water Forum under the theme “Sharing Water” through a series of events, the launch of a new report "Implementing the OECD Principles on Water Governance - Indicator Framework and Evolving Practices" and by taking part in a number of workshops and seminars throughout the forum. View the programme of OECD events.

The OECD has been awarded the Hassan II World Water Prize by the government of Morocco and the World Water Council in recognition of its work under Secretary-General Angel Gurría to elevate water security as a crucial global issue and the policy guidance it has provided countries around the world on the issue.

This report examines what would be needed to achieve zero CO2 emissions from international maritime transport by 2035. It assesses measures that can reduce shipping emissions effectively and describes possible decarbonisation pathways that use different combinations of these measures; and reviews under which conditions these measures could be implemented and presents concrete policy recommendations.

This report focuses on the extent to which governments have complied with the environmental commitments made in the trade agreements to which they are a Party. The report takes a two track approach. First, a review of implementation and evaluation reports associated with environmental provisions in such agreements is performed. Second, a survey of government officials, trade negotiators and other experts is carried out.

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 Paris Collaborative on Green Budgeting was launched by the OECD Secretary-General Angel Gurría at the One Planet Summit in Paris on 12 December 2017. It aims to design new, innovative tools to assess and drive improvements in the alignment of national expenditure and revenue processes with climate and other environmental goals.

10-12 July 2018 - Within the margins of the meeting of the Subsidiary Body on Implementation under the Convention on Biological Diversity, the Forum examined the opportunities and challenges with regard to biodiversity mainstreaming in national economic and development policy and across different sectors (e.g., agriculture, forestry, fisheries, energy and mining).

26-31 August 2018 - The OECD will be participating at Stockholm World Water Week, the theme of which is "Water, ecosystems and human development”. The OECD is convening and speaking at a series of events throughout the week related to financing investment in water, water quality management and nature-based solutions.

12 September 2018, San Francisco - Cities and regions are critical financial actors in the global response to climate change, and particularly in the infrastructure. This expert panel will discuss how national and sub-national governments, as well as private actors, can scale up subnational financial flows to transition to low-carbon, resilient and inclusive cities, presenting the findings from OECD and World Bank studies.

This paper aims to test whether the inclusion of environmental provisions in Regional Trade Agreements has contributed to the improvement of environmental quality among the Parties to these agreements through empirical modelling and analysis. Three indicators are considered as a proxy for environmental quality: concentrations of suspended particulate matter less than 2.5 microns, sulphur dioxide and nitrogen oxide.

4-5 October 2018, Germany - Jointly organised by the OECD and the Deutsche Gesellschaft für Internationale Zusammenarbeit on behalf of the German Federal Ministry for Economic Cooperation and Development, the conference aimed to discuss innovative applications of blended finance as the strategic use of development finance for the mobilisation of finance towards sustainable development in developing countries in the water sector.

Public support for metal extraction and processing has received little attention relative to that for the agriculture, energy, or fisheries sectors. This report addresses this knowledge gap by mapping out the most common forms of support provided for primary metals (produced from mineral ores) and secondary metals (produced from scrap).

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.

OECD Deputy Secretary General, Mr. Masamichi Kono, and Shardul Agrawala, Head, Environment and Economy Integration Division, OECD Environment Directorate, presents the key findings of the forthcoming OECD report "Global Material Resources Outlook to 2060: Economic Drivers and Environmental Consequences".

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.

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.

The large need for investments in sustainable infrastructure will require investments from the private sector, including institutional investors. This paper contributes to scaling up investments by analysing public project-level interventions for projects involving institutional investors; and presents findings from an updated database on institutional investments in environmentally sustainable infrastructure.

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.

On 10 December in Katowice, the 9th annual High-Level Breakfast on Institutional Investors and the Low-carbon Transition, co-hosted by the OECD and the Institutional Investors Group on Climate Change (IIGCC), highlighted significant progress in mobilising green institutional investment, as well as important remaining challenges.

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.

Extended producer responsibility is a policy approach that aims to increase waste recovery and recycling. Extended producer responsibility systems aim to make producers responsible for the environmental impacts of their products throughout the product chain, from design to the end-of-life phase. This report focuses on free-riding of producers or retailers, which the fast expansion of online sales in recent years has been exacerbating.

Australia has made some progress replacing coal with natural gas and renewables in electricity generation yet remains one of the most carbon-intensive OECD countries and one of the few where greenhouse gas emissions (excluding land use and forestry) have risen in the past decade. The country will fall short of its 2030 emissions target without a major effort to move to a low-carbon model, according to a new OECD report.

An update of the OECD database on transboundary movements of wastes is now available for download. Since 1992, transboundary movements of recyclable wastes between OECD countries are regulated by the Council Decision C(2001)107, which was established by the OECD Council, and designed as an agreement under Article 11 of the Basel Convention.

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.

This paper assesses the effect of environmental regulations on plant survival and emissions using data on the extent of vintage differentiation of regulations (VDR5) regarding air pollution emission limit values for existing and new coal-fired power plants. Focussing on NOx and SOx emissions, the paper applies survival analysis techniques on a sample of generating units across 31 OECD and non-member countries between 1962 and 2012.

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 event focused on the implication of COP24 outcomes and the implementation of the Rulebook, as well as on upcoming work on unresolved issues such as Article 6. Discussions covered Common Tabular Format (CTF) for climate finance and tracking progress towards the mitigation targets and updating and implementing NDCs, with a particular attention to the power sector and carbon markets.

On 19 April, 2019, the OECD held a workshop on mining and green growth in the Eastern Europe, Caucasus, and Central Asia (EECCA) region. The workshop is part of a larger project on mining and environmental sustainability in the EECCA region, following the production of a background paper on the same topic.

Rapid economic development and climate change are increasing our vulnerability to natural disasters, and a new joint OECD-World Bank report calls for pro-active management of the financial costs of those disasters before they strike.

The Latvian economy is thriving, with strong job growth driving convergence with more advanced economies. Efforts should now focus on reducing inequality, responding to the challenges posed by population ageing and making growth stronger, inclusive and greener, according to two new OECD reports.

To support government efforts to transition to a more sustainable ocean economy, the OECD is mobilising expertise across multiple policy fronts, covering environmental, economic, financial and social dimensions.

Fossil-fuel subsidies are environmentally harmful, costly, and distortive. After a 3 years downward trend between 2013 and 2016, government support for fossil fuel production and use has risen again, in a threat to efforts to curb greenhouse gas emissions and air pollution, and the transition to cleaner and cheaper energy.

Statistics by sector and by country based on DAC Members’ reporting on the Environment Policy Marker.

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.