Man's effect on the environment, questioning accepted truths, challenging those in charge and reporting on progress towards improving the world. Presenters, Tom Heap and Dr Alice Roberts, travel the UK and the world in search of solutions to the challenges facing the natural world and the people and wildlife that live in it. 

Informative, educational and interesting. A special programme, in the form of a 'letter', specifically aimed at Gaelic learners who already have some knowledge of the language.

Jamie Padding is following