In temperate regions a pulse of polluting substances enters the alpine system with the annual snowmelt, bringing possibly detrimental consequences in this low-nutrient environment.
Among the polluting substances, greenhouse gases (GHGs) have steadily assumed a main role.
However, for now the utilization of class II peroxidases to degrade polluting substances in soils is technically more appealing.
These methods also require the use of toxic and environmentally polluting substances for the syntheses [10, 11].
Heavy metals such as cadmium, lead and mercury are often polluting substances present in the air as a result of different types of industrial activity.
We know that the combustion of oil rejects a thousand polluting substances in the atmosphere; one of the well-known direct impact is global warming.
The indicators "Reduction of CO2 Emissions", "Reduction of CO Emissions" and "Reduction of Fuel Consumption" were calculated according to emission of polluting substances and consumption factors applied to traffic data, following methods already established in the literature [13].
General quality factors that have to be fulfilled concern high stability, the absence of unpleasant smell, a low or medium salt content, and absence of polluting substances or particles inhibiting germination and growth.
The textile wastewater is a complex and contains variable mixture of polluting substances in terms of high pH, temperature, color, chemical oxygen demand (COD), biochemical oxygen demand (BOD), total suspended solid (TSS), total dissolved solids (TDS), electrical conductivity (EC) and heavy metals.
d The tokpisin word 'smel' was used and in the context of this quote the smell is not so much the smell of polluting substances such as menses but rather refers to the bodily smell of the women which is not polluting but powerful and would then disrupt the magic which the male elders had already performed.
