While they are there they will have the chance to discuss climate change and present recommendations to government ministers, swap ideas with their young Belgian counterparts and visit a carbon-neutral house
Inside the luxurious kitchen of the carbon-neutral house
built in Hertfordshire
From building a carbon-neutral house
to sporting recycled trainers, there's barely a green cause he hasn't embraced.
The Government has begun rolling out plans for 100,000 carbon-neutral houses
clustered in eco-towns across the country, and a new report has highlighted property owners' growing demand for energy-efficient homes.