Economic aspects

An environmental flow is the water regime provided within a river, wetland or coastal zone to maintain ecosystems and their benefits where there are competing water uses and where flows are regulated. Pioneering efforts in South Africa, Australia and the United States have shown that the process to establish them poses great challenges.

An environmental flow is the water regime provided within a river, wetland or coastal zone to maintain ecosystems and their benefits where there are competing water uses and where flows are regulated. Pioneering efforts in South Africa, Australia and the United States have shown that the process to establish them poses great challenges.

An environmental flow is the water regime provided within a river, wetland or coastal zone to maintain ecosystems and their benefits where there are competing water uses and where flows are regulated. Pioneering efforts in South Africa, Australia and the United States have shown that the process to establish them poses great challenges.

This report presents the results of an economic study of the willingness to pay (WTP) of recreational visitors to the Djoudj National Bird Park in northern Senegal, based on interviews with 647 visitors to the park conducted in early 2003. The study forms part of a broader economic analysis of the costs and benefits of the park.

A massively important book in our new age of conflict that makes clear the links between international trade policy, aid and conflict and war over the control of resources such as oil, water, timber and diamonds. Presents vital strategies for using trade and aid to prevent the likelihood of armed conflict and to assist in nation building, such as the reconstruction of Afghanistan and Iraq. Iraq, Afghanistan, Darfur.

This guide aims to provide practical tools to non specialists – essentially water resources planners, river basin managers, non-governmental organizations and private sector operators. It links the most recent practice on payments for hydrological services to current discourse on integrated water resources management and looks into the different aspects to consider when exploring the potential feasibility of establishing reward or payments for ecosystem services related to water security.

This work stems from the Inter-American Development Bank's support to Latin American and Caribbean participation in the IVth World Parks Congress. The region's experts who contributed to the Congress workshops focused on four specific areas: expanding the system of protected area wildlands, economic and ecological valuation of protected areas, financing the protected wildlands systems, and investment opportunities in protected areas.

The most authoritative guide ever compiled to the principles and practice of park (or "protected area") management essential for all professionals and students in all countries and contexts. There are over 108,000 parks/protected areas on Earth, covering 13.5 million square kilometres - an area the size of China and India combined.