This study was carried out for the purpose of investigating the issue of tailings dams as a potential source of contamination by trace elements in soils at the Sidi Bou Othmane mine in the Marrakech Region, Morocco. Soil samples taken from depths of up to 15 cm and within a radius of 50 m from the tailings dams, were analyzed for Cd, Cu, Pb and Zn using atomic absorption spectrometry. Average c...

This study evaluates the results of endorectal Ileal J Pouch Anal Anastomosis (IJPAA) in 13 patients with Ulcerative colitis and 7 patients with familial adenomatous polyposis in 6 years in Emam Hosein Hospital. In the last, for this patients permanent Ileostomy was performed, but with (IJPAA) operation permanent Ileostomy is abandoned. Two patients, total colectomy rectal mocosectomy and ilea...

Parthenium hysterophorus, an invasive alien weed, is spreading rapidly across various land uses in Nepal. To understand how Parthenium is spreading across land uses at local scale, occurrence of this weed was recorded and its’ coverage in percent estimated along trails and road network at every 100 meter distance in Kirtipur Municipality of Kathmandu valley. In addition, vegetation sampling was...

A leading idea about how disturbances and other environmental fluctuations affect species diversity is the intermediate disturbance hypothesis (IDH). The IDH states that diversity of competing species is, or should be expected to be, maximized at intermediate frequencies and/or intensities of disturbance or environmental change. I argue that the IDH has been refuted on both empirical and theore...