The concept of food security has evolved during the last three decades to include not only food availability, but also economic access to food and the biological absorption of food in the body. The author discusses in this paper the challenge of achieving sustainable advances in farm productivity, leading to an "ever-green revolution" in the fields of farm families with small holdings.

Agriculture growth and instability have remained the subject of intense debate in the agricultural economics literature in India. While the need for increasing agricultural production or growth are obvious, the increase in instability in agricultural production is considered adverse for several reasons.

Supporters of small-scale farming claim that it provides livelihoods, and it can also conserve agrodiversity. In an attempt to show this, an international network of scientists joined hands with farmer communities to document

Farmers in the Yoro and Otoro regions of Honduras have organised themselves into agricultural research teams to improve the diversity and resilience of their farms. Supported by local and international organisations, these farmers have diversified their plant genetic resources and developed hardier varieties that grow well on their soils.