Glencore has admitted responsibility for air pollution in Mount Isa, but its latest report puts the onus on residents to minimise their exposure to lead contamination in their homes.
Only a few coal producers are undertaking risk assessments about the danger of coal assets becoming "stranded", or unviable.
The fall in commodity prices has hit the DRC hard. This is a lesson to resources-dependent countries in Africa that they need to diversify their economies.
Did one negative analyst note on mining giant Glencore really wipe billions off the markets?