How Long Until We Run Out Of Food? | Avoiding Apocalypse | Spark
The world’s population has surpassed 7 billion today and will reach 9 billion individuals by 2050. But can the planet supply food for an unlimited number of people? Subscribe to Spark for more amazing science, tech & engineering videos: https://goo.gl/LIrlur ? Find us on: Facebook: https://www.facebook.com/SparkDocs/ Instagram: https://www.instagram.com/spark_channel/ Content licensed>>>