They want to know whether it’s possible to plant enough trees to soak up all the extra carbon we are putting into the atmosphere?

The quest to find answers takes us to a remote reforestation project in the Carpathian Mountains in Romania which could be a model for other projects looking to tackle the climate crisis through reforestation.

We speak to experts to find out how much tree planting and reforestation can do in helping combat the climate crisis.

Presenter: Caroline Steel

Producer: Margaret Sessa-Hawkins

Editor: Richard Collings