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The jails where they do things differently

The prison in Philadelphia that's adopted a Scandinavian model of custody

• 23 mins

The race to save Madagascar's biodiversity

How communities are fighting to protect forests and marine life

• 23 mins

A wheelchair that learns

The wheelchair that uses AI and how clothes can help communicate feelings

• 23 mins

Sorting extreme waste

Removing waste from Everest and defunct satellites from space.

• 23 mins

Cleaning up India's streets

We look at two projects that turn plastic and cigarette butt waste into everyday products

• 23 mins

Reducing gun violence

We look at projects trying to cut down deaths and injuries from firearms

• 23 mins

The cows fighting wildfires

How animals and space tech are helping tackle a growing problem.

• 23 mins