Sentence examples for natural pollution from inspiring English sources

Its creator, Jackie Brookner, an artist from Manhattan, said the piece, which was designed with the help of biologists, acts as a natural pollution filter.

Many studies have shown that the enhancements in cloud condensation nuclei in the boundary layer, due to fire or other sources of natural pollution, will lead to a reduction in droplet size and suppression of coalescence.

However, further processing to identify widespread simultaneous increases in PM10 and to exclude anthropogenic sources or national/international natural pollution episodes, e.g. Saharan dust influx, are required to give confident identification of tephra plumes.

Others tolerate both natural pollution e.g. growing on the isolated volcanically active, South Sandwich Islands archipelago in the southern South Atlantic (Convey et al. 2000) and near the volcano Mount Vesuvius, Italy (Wedin et al., 2009) as well as anthropogenic pollutant sources (Purvis et al., 2000).

the ecology of the region is still in recovery with damage caused by both natural pollution (sea salt) and man-made pollution (chemicals washed into the freshwater and the bay) still showing dramatic effects on both the marine and land-dwelling wildlife.

The difference between the accelerated pollution attenuation in the AC-amended systems and the natural pollution attenuation become smaller with time, and may eventually converge, when natural attenuation has depleted the readily available PAH pool to the same extend as AC amendment.

Natural contamination and anthropogenic pollution of soils are likely to be major determinants of functioning and survival of keystone invertebrate taxa.

Anthropogenic chemicals, engineered antibiotics, excessive hormone use, and vast areas of natural arsenic pollution coupled with microbial contamination require special media for purification.

Natural air pollution, mostly dust in arid regions, caused almost a fifth of global air pollution deaths.

It could help to tackle challenges including depletion of natural resources, pollution and climate change.

Dams and reservoirs have damaged its reputation as a natural waterway, pollution and waste have soiled its water.