نتایج جستجو برای: many drops make a lake
تعداد نتایج: 13529899 فیلتر نتایج به سال:
The transport of moisture in the tropics is a critical process for the global energy budget and on geologic timescales, has markedly influenced continental landscapes, migratory pathways, and biological evolution. Here we present a continuous, first-of-its-kind 1.3-My record of continental hydroclimate and lake-level variability derived from drill core data from Lake Malawi, East Africa (9-15° ...
purpose headache at altitudes has had an incidence of 25-62% through many related studies. many reasons are identified concerning headache at altitudes such as acute mountain sickness (ams), sinus headache, migraine, tension type headache, and frontal tension headache. this study tried to compare different types of headache among trekkers on mount damavand, a 5671m mountain, iran, to find their...
in this study some thermodynamic parameters including freezing point, boiling point and the vapor pressure of urmia lake salt water were investigated as some important environmentally monitored physicochemical properties of urmia lake. in this regard salt concentration is chiefly responsible for the modification of the thermodynamic properties of urmia lake water which affects its overall envir...
Background and purpose: Depression is one of the most common psychiatric disorder that results in significant consequences in active population of the society. Ïn traditional manscripts there are many indications about the antidepressant effects of rose drops, but, sofar no scientific research has been done about this subject. The objective of present study is to determine the anti depr...
A combination of 0.1% tetracaine HCl and 0.4% oxybuprocaine HCl is used when carrying out morphometrical corneal studies in vivo by means of ultrasound pachymetry. The aim of this was to determine the effect of a combination of 0.1% tetracaine HCl and 0.4% oxybuprocaine HCl anesthetic eye drops on central corneal thickness values. We carried out a prospective study involving 30 eyes of 30 healt...
The water crisis is one of the important issues in the Middle East countries. Many lakes are drying up and/or facing critical situations, exerting tremendous impacts on the socio-economics of their region. Lake Urmia, in northwestern Iran, currently is facing critical situations and is on the brink of total shrinkage and environmental disaster. This paper investigates the roots of crises t...
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