The Rio+20 Secretariat's analysis of S&T trends and achievements since the 1992 Earth Summit points to ways of accelerating progress.

Scientists can help smallholder farmers get more out of their crops in changing food markets.

An innovation systems approach to agricultural research can be better for sustainable development than a linear pipeline approach.

How can developing countries construct national science, technology and innovation policies to enhance their development? This policy brief provides a guide to the issues involved.