French Abstract: [L'eau, une bénédiction et une malédiction : comment résoudre les conflits liés à l'eau en Afrique de l'Ouest?] – Pour de nombreux Africains, l'eau n'est pas seulement la source de la vie, mais aussi un moyen de purification et un centre de régénération. Les rituels...

Religious adherence has been hard to study in part because it is hard to measure. We develop a new measure of religious adherence, which is granular in both time and space, using anonymized mobile phone transaction records. After validating the measure with traditional data, we show how it can...

In "The Tragedy of the Commons," Garrett Hardin argues that those who can use a resource for free consume more of it than they would if they had to pay for it. Public resources eventually collapse because people overuse them. Hardin’s widely accepted argument seems correct as far as it goes,...

The article is the introduction to the volume edited by the author with the same title on the occasion of the centennial anniversary of Manlio Rossi-Doria. The volume is a collection of selected writings published between 1929 and 1986 divided in four thematic sections: agronomic modernization,...

Scripting cartographic technique is a new method of geospatial data visualization – especially with thematic mapping such as geomorphological models. The purpose of this study was to explore the use of Generic Mapping Tools (GMT) and R for geomorphological and topographic mapping of Serbia...

Ongoing climate change will increase competition for water. Diversified demand for water—in contrast with the rigid design of water systems, institutions and infrastructure—could hinder the implementation of adaptation policies in water management for Latin American countries. In this...

Understanding and minimizing the transaction costs of policy implementation are critical for reducing tropical forest losses. As the international community prepares to launch REDD+, a global initiative to reduce greenhouse gas emissions from tropical deforestation, policymakers need to pay...