#environmental-science

Millennia-old carbon buried in Congo Basin peatlands is seeping into blackwater lakes and rivers, raising fears that tropical peatlands may be approaching a dangerous tipping point.

Researchers have detected dangerous levels of cadmium, lead, and other heavy metals in bananas, cassava, and cocoa grown in soil contaminated by the 2015 Fundão dam collapse. The findings raise particular concerns for young children, who face elevated health risks from consuming contaminated produce.