Yes we can! A study published in 2016 titled “Organic Agriculture in the 21st Century”, shows that organic agriculture could feed the growing world population.2 A switch to organic is not going to happen overnight, but there are many things that could be done to reduce the use and impact of pesticides in the meantime.
2 “Organic Agriculture in the 21st Century” – John P. Reganold & Jonathan M. Wachter – 03/02/2016