Have you ever heard of a black poplar? You've probably seen one, at least in a painting, even if you didn't recognise it as such. The black poplar is Britain's most endangered tree, and features in Constable's famous work, The Hay Wain. Martha Kearney is in Suffolk to see black p ...Show more
The Menai Strait
Martha Kearney visits the Menai Strait - the stretch of water which separates Ynys Môn or Anglesey from mainland Wales. She learns about its treacherous tides and hears about the history of its two bridges, both built in the 19th century to improve travel between London and Irela ...Show more
White phosphorous is an incendiary material and if it were to be used in any built-up civilian areas, the practice would violate international law. We find out what makes white phosphorus so dangerous, and we ask how easy is it to identify? Andrea Sella, professor of chemistry at ...Show more
Long abandoned metal mines are having a huge impact on rivers across the UK. BBC Inside Science reporter Patrick Hughes visits Cwmystwyth in Wales, where he finds lead, zinc and cadmium seeping into waterways. It’s the costly legacy left after hundreds of years of mining. Roma Ag ...Show more
When Jocelyn Smith was growing up, she told her friends and family she didn’t want to go to college. Instead, her goal was to hike all 2,190 miles of the Appalachian Trail, a rugged journey spanning from northern Georgia to central Maine. Last year, she finally realized that drea ...Show more
Dr Seuss' fable of needless consumerism and environmental ruin, The Lorax, is half a century old this year. The 'shortish, brownish, oldish and mossy' character who 'speaks for the trees' increasingly features on placards at demos. Michael Rosen looks at the book's influence on t ...Show more