8 billion: an overpopulation crisis?

8 billion: an overpopulation crisis?

Last month, we were told, the 8 billionth person was added to Earth's human population. But despite many acknowledging that some of the biggest threats facing us and the planet, like climate change - stem from our impact on world, and the more of us there are, the worse those threats will be, the topic of population is mysteriously absent from the dialogue at major international fora, like the recent COP27 meeting in Egypt. Surely "living sustainably" must include, as David Attenborough puts it, not over-running the planet and destroying it in the process?So how many people can, or should the... Like this podcast? Please help us by supporting the Naked Scientists

Episoder(1238)

Naked Science Q&A Show

Naked Science Q&A Show

This week, clean coal technology - how to get the energy from coal without digging it up, why GM goats are helping to combat nerve gas attacks, and how scientists have found the 'itch' gene. We also f...

28 Jul 200758min

Extreme Survival Show

Extreme Survival Show

This week, we find out about survival in extreme environments. We find out how free divers descend hundreds of feet underwater without air, how life thrives beneath the ice in Antarctica, how fighter ...

21 Jul 20071h 1min

Fuels of the Future

Fuels of the Future

This week, from iPod to iRod as a man's taste for music turns him into a human lightning conductor, why penguins are picky eaters, and better biopsies - why doctors are attracted to a new magnetic can...

14 Jul 200759min

The Brain, Epilepsy and Out of Body Experiences

The Brain, Epilepsy and Out of Body Experiences

This week news that men talk as much as women, cosmetics from jellyfish, songbirds "greatest-tits", a breathtaking asthma breakthrough and a gene-screen for bowel cancer. We also uncover the cause of ...

7 Jul 200759min

Question and Answer Show

Question and Answer Show

This week, playing bingo on an inflatable space station, a new way to attack the cause of Alzheimer's and mending a broken heart with stem cells. Also, using bananas to speed up fruit ripening, leech...

30 Jun 200759min

ARMAGEDDON - Super Volcanoes, Meteorites and Earthquakes

ARMAGEDDON - Super Volcanoes, Meteorites and Earthquakes

This week a rabies-based Trojan Horse that smuggles drugs across the blood-brain barrier, why first-borns are brighter, progress with Parkinson's and a lunar telescope more powerful than Hubble. Plus ...

23 Jun 200757min

Forensic Science Show

Forensic Science Show

Under the microscope this week, the science of forensics. We find out how scientists have exploded the myth about old aged whales thanks to a piece of shrapnel, about a new rice-based vaccine for chol...

16 Jun 200757min

Question and Answer Show

Question and Answer Show

This week, why some people have green blood, how radiation-hungry fungi will feed astronauts of the future, and how a cider a day keeps the doctor at bay. We discuss corrupt chemists, what happens whe...

10 Jun 200755min

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