Chemical pollution is considered a factor that may threaten marine protected areas (MPAs),
and recent studies have found contamination and associated biological effects in some …

Bioindicators have been widely used to assess the contamination of lead/zinc (Pb/Zn) in
smelter areas, mining waste disposal areas and in areas containing slags from Pb ore …

Air pollution remains a major global challenge in addressing environmental and health
issues requiring continuous and immediate action. Nevertheless, the extensive adverse …

Sedimentary aliphatic hydrocarbons and polycyclic aromatic hydrocarbons (PAHs) were
studied in subtropical estuaries with distinct degrees of legal protection, located in the …

The worldwide evidence of human activities on the environment led the scientific community
to recognize a new geologic time unit known as the “Anthropocene.” Since the twentieth …

Historically, the Brazilian coast has been impacted by urban, industrial, and port activities
that have increased the input of chemical contaminants, such as heavy metals, to the …

The aim of the present study was to characterize the distribution and sources of terrigenous
organic matter (OM) in surface sediments of a subtropical estuarine–lagoon​ system …

Protected areas (PAs) are critically important means to preserve species and maintain
natural ecosystems. However, the potential impacts of chemical pollution on PAs are seldom …

Improper disposal of mining waste is still considered a global problem, and further details on
the contamination by potentially toxic metals are required for a proper assessment. In this …

The gastrointestinal tract and its enteric nervous system are the first routes of food and
xenobiotics uptake. Considering the importance of this organ, this study evaluated intestinal …