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Effects of trees on infiltrability and preferential flow in two contrasting agroecosystems in Central America
(2014)
We tested the hypothesis that trees have measurable effects on infiltrability, macroporosity, and pref-erential flows in agrosilvopastoral systems. Managing agricultural systems for water conservation is acritical component ...
The evidence base for environmental and socioeconomic impacts of "sustainable" certification
(Environment for Development, 2010-03)
Initiatives certifying that farms and firms adhere to predefined environmental and social welfare production standards are increasingly popular. According to proponents, they create financial incentives for farms and firms ...
Determinants of Performance of Drinking-Water Community Organizations
(Environment for Development, 2010-02)
This paper presents an institutional analysis of the underlying factors affecting the performance of drinking-water community organizations in rural areas of Costa Rica. These organizations provide water to more than 60 ...
Paying the price of sweetening your donation: evidence from a natural field experiment
(Environment for Development, 2010-02)
Using a natural field experiment in a recreational site, a public good almost fully dependent on voluntary donations, we explored the crowding-out effect of gift rewards. First, we investigated whether receiving a map in ...
Forecast models of coffee leaf rust symptoms and signs based on identified microclimatic combinations in coffee-based agroforestry systems in Costa Rica
(Elsevier, Ámsterdam (Países Bajos), 2019)
Coffee leaf rust is a polycyclic disease that causes severe epidemics impacting yield over several years. For this reason, since the 1960s, more than 20 models have been developed to predict different indicators of the ...
Don't tell me what to do, tell me who to follow!: field experiment evidence on voluntary donations
(Environment for Development, 2010-06)
We conducted a field experiment in a protected area to explore the effects of conformity to a social reference versus a comparable, but imposed, suggested donation. As observed before, we see visitors conforming to the ...
Payment for Ecosystem Services: The roles of positive incentives and information sharing in stimulating adoption of silvopastoral conservation practices
(2013-06-14)
Payment for Ecosystem Services (PES) applied to agricultural systems, such as tropical rangelands, seeks to provide multiple services while sustaining food production. However, there is considerable debate regarding the ...