Nano killers: Studies find plastics in human blood, semen and brain

Microplastics have been detected in the placenta, nose tissue and at the base of the brain. [iStockphoto]

Dorcas Wacui, a waste picker at Dandora dumpsite in Nairobi, developed an illness that left her incessantly coughing and struggling for breath.

It was the sheer will of a parent who needed to fend for two children in the unforgiving Nairobi economy that kept her going. But silently, the disease was taking hold in her body.