| Titre : | AMBIO 36(5) - JUL 2007 |
| Type de document : | Bulletin |
| Paru le : | 00/00/0000 |
Dépouillements
Article
Lars Olof Bjorn, Auteur ;
Richard L. McKenzie, Auteur
To get a proper perspective on the current status of atmospheric ozone, which protects the biosphere from ultraviolet-B (UV-B; 280-315 nm) radiation, it would be of value to know how ozone and UV-13 radiation have varied in the past. The record [...]
Article
Peter R. F. Bell, Auteur ;
Brian E. Lapointe, Auteur ;
Ibrahim Elmetri, Auteur
The results from the multimillion dollar Enrichment of Nutrients on Coral Reefs Experiment (ENCORE) on One Tree Island Reef (OTIR) suggest that increased nutrient loads to coral reefs will have little or no effect on the algal growth rates and, [...]
Article
Sanjay K. Nepal, Auteur ;
Paul Way, Auteur
Two backcountry trails located within the Mount Robson Provincial Park boundaries in British Columbia, Canada, are compared for the type of ecological characteristics and the influence of topographical use level and management on trail degradati[...]
Article
Prabhat Kumar Rai, Auteur
Article
Jesus Martinez-Frias, Auteur ;
Ester Lazaro, Auteur ;
Abraham Esteve-Nunez, Auteur
Article
Shixiong Cao, Auteur ;
Li Chen, Auteur ;
Zhande Liu, Auteur
Nature can survive without humans, but humans cannot survive without nature. Despite a clear understanding of this dependency, humans continue to exist in disharmony with nature, and our current environmental and human dilemmas reflect old probl[...]
Article
Victoria Reyes-Garcia, Auteur ;
Vincent Vadez, Auteur ;
Susan Tanner, Auteur ;
Tomas Huanca, Auteur ;
William R. Leonard, Auteur ;
Thomas McDade, Auteur
Indigenous peoples are often considered potential allies in the conservation of biological diversity. Here we assess whether ethnobotanical skills of indigenous people contribute to a reduction in the clearance of tropical rain forest. We measur[...]
Article
Carola Lindeberg, Auteur ;
Richard Bindler, Auteur ;
Christian Bigler, Auteur ;
Peter Rosen, Auteur ;
Ingemar Renberg, Auteur
Despite many years of research about mercury pollution, data concerning high-latitude regions of Europe are limited, particularly studies of long-term temporal trends. It is not clear whether the mercury load at high latitudes follows the recent[...]
Article
Lindsay C. Stringer, Auteur ;
Chasca Twyman, Auteur ;
David S. G. Thomas, Auteur
This paper examines a community grazing project to rehabilitate degraded land in Swaziland. Using data from interviews, questionnaires, and focus groups we show that the ways in which participatory, decentralized approaches to natural resource m[...]
Article
Olof Andren, Auteur ;
Job Kihara, Auteur ;
Andre Bationo, Auteur ;
Bernard Vanlauwe, Auteur ;
Thomas Katterer, Auteur
Soil biological activity was calculated on a daily basis, using standard meteorological data from African weather stations, a simple soil water model, and commonly used assumptions regarding the relations between temperature, soil water content,[...]
Article
Jon Barnett, Auteur ;
Suraje Dessai, Auteur ;
Roger N. Jones, Auteur
This paper presents the results of a preliminary study of climate vulnerability in East Timor. It shows the results of projections of climate change in East Timor. The country's climate may become hotter, drier, and increasingly variable. Sea le[...]
