Abstract The Metro River flows from upstream to downstream across East Java to support
several human activities such as household, toilets, or agriculture. The utilization of water …

A number of water quality indicators in the tin post-mined pond of a certain age indicate that
the water condition is acidic, low dissolved oxygen content, low cation exchange capacity …

One of the most severe environmental problems is heavy metal pollution such as Cr (VI) in
aquatic ecosystems. Cr (VI) is toxic and carcinogenic heavy metals pollutants that persistent …

This thesis summarises the current water legislation with regard to the investigation and
management of the consequences of accidents on streams, and emphasises the sampling …

Water pollution is one of many significant environmental problems. One of the sources of
pollutants that become a problem in the aquatic environment is the heavy metals Cu (II) and …