نتایج جستجو برای: environment protection
تعداد نتایج: 684233 فیلتر نتایج به سال:
nowadays, air pollution is a global problem that has had significant growth by technology development, population growth andindustrial development. industrial development brought natural resources deterioration, more manufacturing products, and more environmental pollutants. if pollutant won’t be controlled, human-being and wildlife will face the critical risks. significant release and critical...
چکیده ندارد.
scientific progress and development is one of the significant issues and hot debates of the iranian government. there are some researches and seminars carried out and held regarding influential factors of scientific progress. unfortunately there is no proper place for legal and institutional factors but exceptionally and partially (intellectual property rights factor). my idea is that scientifi...
Industrial discharges of untreated effluents into water bodies and emissions into air have deteriorated the quality of water and air, respectively. The huge amount of pollutants derived from industrial activities represents a threat for the environment and ecologic equilibrium. Phenols and halogenated phenols, polycyclic aromatic hydrocarbons (PAH), endocrine disruptive chemicals (EDC), pestici...
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