The impacts of climate change are expected to create numerous challenges for cities. This report synthesizes key points raised in a series of discussions among “adaptation leaders” from fourteen cities around the world. Critical issues for urban adaptation that emerged from the discussions...

Estonia and Finland have centuries of collaboration, mainly between the capital areas of Tallinn and Helsinki that currently account for 2 million inhabitants and USD 76 billion in economic output. The entry of Estonia into the European Union and, since the mid-2000s, a two-hour ferry trip, have...

The Oresund is the most well-known example of European cross-border collaboration, building on the metropolitan area around Copenhagen and, across the sound, southern Sweden with the cities of Malmö, Lund and Helsingborg. Cross-border integration intensified following the opening of a...

Hedmark County (Norway) and Dalarna County (Sweden) are both rural, with the border being remote from regional centres. The total population of less than half a million inhabitants spans across almost 58 800 km², with an economic output of USD 22 billion. Efforts to support collaboration at the...

The development of Asian cities is characterised by rapid and continuous urbanisation on an unprecedented scale, with rapid economic growth led in most places by the manufacturing industry, and rapidly increasing motorisation. The result has been escalating greenhouse gas emissions, sprawling...

The water debate in relation to poverty alleviation has one dimension that is often sidelined: its relationship with public governance. This report attempts to shed some light on the governance of water policy in Latin American and Caribbean (LAC) countries. It argues that public governance of...

The island of Ireland, which includes both Ireland and Northern Ireland (United Kingdom), is home to 6.4 million people and has a combined economic output of USD 205 billion. Several cross-border institutions were created in response to the 1998 Belfast/Good Friday Agreement to recreate...

The Top Technology Region/Eindhoven-Leuven-Aachen triangle (TTR-ELAt) is an initiative to support cross-border collaboration in a densely populated network of small and medium-sized cities located at the heart of western Europe with an annual economic output of USD 244 billion. The collaboration...

Contemporary urban systems in OECD countries are structured around functional regions, which often overcome established city boundaries. Reading space in terms of functional regions allows assessing changes in urban hierarchies and spatial structures, including the polycentricity of urban...

The objective of this paper is to better understand how the population growth rates of rural regions are affected by their closeness to urban regions and by the economic performance of the latter. By means of a cross-sectional analysis of OECD TL3 regions, it identifies the growth spillover...