Main content

Ways to save the planet: Ancient solutions

Sixteen percent of greenhouse gas emissions could be saved by using biochar, a simple fertilising technique adopted by tribes in the Amazon thousands of years ago.

Sixteen percent of greenhouse gas emissions could be saved by using biochar, a simple fertilising technique adopted by tribes in the Amazon thousands of years ago. If produced on an industrial scale, scientists say biochar could be as powerful as renewable energy in the fight against climate change.

Picture Credit: Carbofex and Puro.earth

Available now

23 minutes

Last on

Tue 2 Nov 202123:06GMT
BBC World Service except East and Southern Africa & West and Central Africa

More episodes

Previous

How to spot fake drugs with a mobile phone

Next

COP26: The tech helping you to help the planet

See all episodes from People Fixing The World

Broadcasts

  • Tue 2 Nov 202108:06GMT
    BBC World Service
  • Tue 2 Nov 202115:06GMT
    BBC World Service except East and Southern Africa & West and Central Africa
  • Tue 2 Nov 202118:06GMT
    BBC World Service East and Southern Africa & West and Central Africa only
  • Tue 2 Nov 202123:06GMT
    BBC World Service except East and Southern Africa & West and Central Africa

People fixing the world on YouTube

People fixing the world on YouTube

Watch stories of people changing their world on the World Service English YouTube channel