Calum visits Polmadie Recycling Centre to find out what happens to the green bin waste in Glasgow City. Show more

Tha Calum air bòrd an MV Hallaig, bàta-aiseig hybrid a tha siubhal eadar Sgonnsair agus Ratharsair. Calum is on the MV Hallaig, a hybrid ferry sailing between Sconser and Raasay. Show more

Tha Calum aig Tuathanas Gaoithe Whitelee gus barrachd fhaighinn a-mach mu chumhachd na gaoithe. Calum visits Whitelee Wind Farm to find out more about wind power. Show more

Tha Calum a’ tadhal air dà thuathanas ann an Siorrachd Pheairt airson ionnsachadh mu na dòighean obrach aca. Calum visits two farms in Perthshire to find out about their working methods. Show more

We’re not short of water in Scotland and Calum is in the Highlands to find out more about hydroelectric power. Show more

Calum takes a look at the Edinburgh tram network with his cousin, Ruairidh Iain. Show more

Tha Calum a’ coimhead ri cumhachd san àm ri teachd.
Calum looks at future sustainable developments. Show more

Tha Calum a’ tadhal air Coimhearsnachd Findhorn a tha a’ dèanamh an dìcheall a bhith cho uaine ‘s a ghabhas. Calum visits the Findhorn Community, which tries to be as green as possible. Show more