People Fixing the World Episodes Available now

A new way to detect an invisible poison in water
Scientists hope a new test will save millions from drinking arsenic in their water

Oysters to the rescue
The humble oyster is helping to keep the oceans clean and protect shorelines

The concrete cleaners
Making cement that locks in carbon dioxide instead of releasing it into the atmosphere

Bangladesh’s biker girls
The motorbike taxi app where the drivers and passengers are all women.

Putting a price on carbon
How to increase the cost of causing climate change

A simple way to help a relative if they’re arrested
A group in California is teaching families how to help loved ones charged with crimes

Stopping child marriage with solar lanterns
Solar-powered lamps are giving girls independence and stopping them becoming child brides

Trieste’s mental health ‘revolution’
How Italy’s radical decision to close its mental asylums shaped the way we think today

The school that puts wellbeing first
One primary school has found a way to deliver therapy to about 10% of its students

Residents turn detective to fight crime
Neighbours in the US are using cameras that read car number plates to cut crime