Скачать с ютуб Why is space debris such a big issue? - What in the World podcast, BBC World Service в хорошем качестве

Why is space debris such a big issue? - What in the World podcast, BBC World Service

In December 2024, a huge, red-hot metal ring fell from the sky and landed in a small village in Kenya. It turned out to be a piece of space junk. Click here to subscribe to our channel 👉🏽 https://bbc.in/3VyyriM There are millions of pieces of space debris and rubbish floating around in space. And we’re sending more and more stuff up there. Now it’s not just governments, but private companies like SpaceX and Amazon who are launching satellites. Some reports suggest that by 2030, we could have more than 60,000 active satellites in space. So what happens when they’re no longer needed? BBC Science reporter Caroline Steel explains why space junk is such a big issue, and how people are trying to get rid of it. And Wanjiku Chebet Kanjumba, a Kenyan PHD student studying aerospace engineering, tells us about some of the potential solutions, like using nets or lasers. 00:00 Intro 00:44 What is space junk? 01:51 How much space junk is there? 02:24 Why it doesn’t usually land on earth 04:04 Why is space junk a problem? 04:50 The dangers of sending more satellites 05:30 Is there a tipping point? 06:07 When space junk landed in Kenya 07:26 What is the worst case scenario? 07:57 Kenyan PHD student studying aerospace engineering 09:00 Can lasers get rid of space junk? 10:02 Are governments trying to eradicate it? 11:16 The risks of metal satellites 11:51 The wooden satellite sent to space 13:10 Ending Watch more episodes from What in the World here 👉🏽    • What in the World   Instagram: @bbcwhatintheworld Email: [email protected] WhatsApp: +44 0330 12 33 22 6 Presenter: Hannah Gelbart Producers: Mora Morrison and Julia Ross-Roy Video Journalist: Baldeep Chahal Editor: Verity Wilde ---------------- This is the official BBC World Service YouTube channel. If you like what we do, you can also find us here: Instagram 👉🏽   / bbcworldservice   Twitter 👉🏽   / bbcworldservice   Facebook 👉🏽   / bbcworldservice   BBC World Service website 👉🏽 https://www.bbc.co.uk/worldserviceradio Thanks for watching and subscribing! #BBCWorldService #spacedebris #spacejunk