<p>Scientists are checking up on the health of forests by analysing the sounds in them.
They test their vital signs by measuring the croaks, tweets and hums of resident creatures. If they can hear a full range of animals they can be confident an ecosystem is doing well. However, if gaps start to appear, it’s a sign something is up.
Nick Holland hears mor ... Show More
Aug 19
A Washing Machine Solution
British Sikh engineer, Navjot Sawhney gave up his lucrative career to go and work in India, to use his skills to help solve problems for rural communities. While there, he became fascinated with the problems his neighbour, Divya, was facing while handwashing clothes, sometimes fo ... Show More
22m 59s
Aug 2022
The Sunday Read: ‘Can Planting a Trillion New Trees Save the World?’
In the past decade, planting trees has come to represent many things: a virtuous act, a practical solution and a symbol of hope in the face of climate change. But can planting a trillion trees really save the world?Visiting the Eden Reforestation Projects in Goiás, Brazil, and in ... Show More
50m 42s
Apr 2024
From pangolins to plants: how we’re getting better at protecting nature
Nature conservation is effective at protecting animals and plants - and we’re getting better at it. That’s according to a new major study published in the journal Science. Esme Stallard, a BBC climate and science reporter, explains what conservation is, where it’s worked (includi ... Show More
15m 19s