Genetic modification or GM is one of the most hotly contested technologies of today. Embraced in the US and shunned in Europe it affects the food we eat, our environment and the livelihoods of farmers.
Zambia was catapulted into the heart of the controversy when it famously refused American food aid during a famine because it contained GM maize. The government still maintains its ban today.
But farmers are divided about the issue. Pamela Mnyantha found out what's happening in Zambia now.