How Much Are Nature's Services Worth?

TL;DR: The most important differences between estimates of energy use by the different techniques relates to the inclusion or exclusion of labor and indirect expenditures rather than to differences in the data bases of the three techniques.

TL;DR: Wang et al. as discussed by the authors provided an overview of ecosystem services and summarized the main interdisciplinary approaches to measure and value wetland ecosystem services, and identified four main methodological gaps preventing progress on wetland valuation of ecosystems in China.

TL;DR: In this paper, the role of decision-making in ecosystem service relationships in the Province of Guarayos (Bolivia) was explored, and how policy scenarios might affect them.

TL;DR: In this article, the authors analyzed the data analyzed in this study indicates that 1970 revenues for motels and motor hotels kept pace with 1969 and transient and resort hotels experienced only nominal declines.

TL;DR: Helliwell as discussed by the authors proposed a system for comparing one wildlife resource with another; the whole system being correlated to monetary values at a later stage. But this method is regarded as being too tedious and difficult a process to be widely and frequently used.

TL;DR: In this article, a study of soil slippage on the San Dimas Experimental Forest in southern California after several large storms in 1965 and 1966 was performed. But the results showed that most slips occurred on slopes with slopes greater than 80%.

TL;DR: In this paper, the relative numbers, age-composition, and spatial distribution of coniferous trees in the San Bernardino National Forest were determined, and questions of importance to forest management were identified.