Surprising solar

How something as simple as a walk can improve our wellbeing, sharpen our thinking and bring communities closer together. We try out an innovative walking map of the UK on a journey through London, then head to the United States and Hungary, where doctors are leading walks to buil ...  Show more

Wular and Dal lakes are among Kashmir's most famous natural treasures, but decades of pollution, encroachment and neglect have taken their toll. Chhavi Sachdev follows conservationists, farmers and local communities as they attempt an ambitious restoration effort. Along the way, ...  Show more

Solar power has been harnessed by civilisations since the days of the ancient Greeks, but it's now on the verge of being more important than ever. Tim Harford examines how much of a challenge it poses to the energy establishment, and what that could mean for the planet's future. 

No energy source has ever increased as fast as solar photovoltaics. The technology will transform humanity’s energy consumption–even when the sun doesn’t shine. Many people associate champagne with success but wine collectors often shun it. Now global sales are fizzing (10:51) ...

Home solar – putting panels on your roof or side of your house, used be something fairly unusual. However, rising energy costs means that people are increasingly looking for alternatives.Presenter Rick Kelsey explores why the trend for solar panels is happening across Europe – an ...  Show more

No energy source has ever increased as fast as solar photovoltaics. The technology will transform humanity’s energy consumption–even when the sun doesn’t shine. Many people associate champagne with success but wine collectors often shun it. Now global sales are fizzing (10:51). A ...  Show more