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People Fixing The World Episodes

  1.

    The magic greenhouse

    A greenhouse powered by the wind has made it possible to grow crops on arid land

  2. The secret to making your stuff last longer

    Clever ways to persuade people to fix old things instead of throwing them away

  3. Tackling sport’s concussion problem

    How the latest technology is helping to tackle head injuries in sport

  4. Beating superbugs

    The small team of Indian scientists who think they’ve found a new way to kill superbugs

  5. How to store power in soil and salt

    Batteries made of building blocks and volcanic rock

  6. The spacesuits saving mothers’ lives

    Suits originally designed for astronauts are helping midwives save lives

  7. A forest down your street

    The tiny urban forests bringing nature to the heart of the city

  8. The solutions whisperer

    Dhruv Boruah’s mission is to inspire other people to solve problems facing the planet

  9. Can doughnuts save the planet?

    Doughnut economics in action - how we can live well and save the planet at the same time

  10. What happened next to our problem solvers

    Hydrating sweets for the elderly go on sale and how a housing experiment coped with Covid

  11. Saving mums and their unborn babies

    Women in Nigeria have come up with an emergency transport scheme that is saving lives

  12. Making meat in a lab

    How meat grown in labs could reduce our environmental impact

  13. Building with fungi

    Growing packaging, coffins and whole houses out of eco-friendly mycelium

  14. Perovskites: The future of solar?

    A new kind of solar cell is made by drying a special liquid on a surface

  15. Riding the solar railway

    How to make train journeys greener using the power of the sun

  16. From prison to star employee

    Why former criminals are being chosen for jobs at hundreds of companies in a small US city

  17. Audience takeover: Your questions answered

    Answers to your questions about regrowing the rainforest and other stories we’ve covered

  18. Teenage inventor special

    Brilliant ideas from school kids to help solve crime, make life safer and much more

  19. Saving Cape Cod’s dolphins

    Saving dolphins from stranding on beaches - we meet the team improving survival rates

  20. How to put the internet in a box

    Inside the β€œsneakernet” - the people carrying websites to places that are off the grid

  21. How jellyfish can help us

    Jellyfish could be used to filter microplastics from water and develop new medicines

  22. Training police to patrol each other

    US police are being taught what to do if they're worried about a colleague’s actions

  23. Getting rid of AI bias

    Better facial recognition and changing algorithms - how to fight racial bias in AI

  24. How to prevent drowning

    AI to help lifeguards in Israel and weather forecasts for fishermen on Lake Victoria

  25. Smartphones saving the rainforest

    Old mobile phones are being used to catch illegal loggers in the rainforest

  26. A happier planet

    Looking for the happiest places in the world and finding out what makes them happy

  27. Keeping data forever

    Three radical new ways to save data – in DNA, glass and magnets

  28. The tech doctors forecasting heart failure

    Implanted devices can predict when something is about to go wrong with a patient’s heart

  29. Prison Voicemail: Messages from behind bars

    Prisoners and their families are keeping in touch with the Prison Voicemail app

  30. Financing the forests

    Making rainforests a profitable investment

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