materials and methods twelve natural compounds jaceosidin, withaferin a, curcumin, epigallocatechin-3-gallate (egcg), artemisinin, gingerol, ursolic acid, ferulic acid, berberin, silymarin, resveratrol, and indol-3-carbinol were docked against e6 and e7 oncoproteins of high-risk hpv types 16 and 18 using a protein-ligand docking software called autodock4.2. results out of these 12 natural compo...

The relation between nature and human considers different periods. At first it was bio-utilization which degrades the value of nature as a source of energy and material. After revolution in science development and attention to the damages which they made to environment, they tried to change their look to this issue and expand the mean of relation between human and nature. Birth of such word l...

the concept of land use transition highlights that land use change is non-linear and is associated with other societal and biophysical system changes. changes in human systems has resulted in changes in the natural system such as changes in land use. land use change causes not only environmental factors like geography and topography are important, but social factors examined such as population ...

introduction: it was often believed that countries with natural resource abundance would undergo the process of development with a more accelerated pace in comparison to other countries. the experimental results, however, demonstrate a higher rate of success for countries which lack the said resources. the paradoxical effects of the possession, or a lack there of, natural resources on different...

natural climatic conditions in urban areas can be changed by human physical environment. climate as a natural system and city as a human system have close mutual connections. urban population growth and consequent increase in urban physical expansion may lead to intensification in human activities and disturbances in the environment. this contributes to alterations in solar radiation, balance o...