In the framework of the project "collection and Identification of fungi in Iran" mycobiota of Kiasar National Park located in Mazandaran province (Northern Iran) was studied. During the first phase of this research, micromycetes of trees and shrubs from Kiasar National Park were collected and identified. In the current paper, 25 species of micromycetes of this region are reported. Among identif...

the quality of environmental impact assessment (eia) findings, as a decision support system, has always been a function of the extent of its boundaries. meanwhile, boundaries of a study area can be delineated physically or non-physically according to the eia working units or methodologies. six case studies have been conducted to consider the study areas of variety of eias namely, visual, cumula...

The aim of this study is to explore the attitude of local residents towards the socio, economic and environmental impact of tourism development in Madhupur and Sirajgonj upozilla of Bangladesh. The number of respondents was 384 and data were collected through a self-centered survey method. A convenience sampling technique was taken to select the sample. Data were collected using both primary an...

Two watersheds within 1 km of each other in the Central Appalachian mountains of West Virginia have similar management histories and receive 13 kg of N in atmospheric deposition, but NO3 export from one watershed (W4) has increased over the last 30 years, and is now approximately five times greater than NO3 export from the other (W10). We measured net nitrification potentials (NNP) and other la...

Threats to the national parks in the United States are many and varied. These range from climate changes, animal/fish population cycle variations, invasive species introduction, and cultural affects of indigenous peoples to problems associated with natural disasters, oil spills, land development, and criminal enterprises. The U.S. Department of the Interior National Park Service (NPS) has issue...

The sensitivity of high-elevation lakes to acidic deposition was evaluated in five national parks of the Rocky Mountains based on statistical relations between lake acid-neutralizing capacity concentrations and basin characteristics. Acid-neutralizing capacity (ANC) of 151 lakes sampled during synoptic surveys and basin-characteristic information derived from geographic information system (GIS)...

Patients with cervical ossification of the posterior longitudinal ligament (OPLL) who are K-line (-) are thought to have poor clinical outcomes after laminoplasty. The aim of this study is to compare the clinical results of patients with OPLL who were K-line (-) in the neck neutral position but K-line (+) in the neck extension position (NEP group) with patients with OPLL who were K-line (+) in ...