Developing innovation systems, rather than technology transfer, can benefit small farmers and promote agricultural development in Africa.

Careful assessment and policies on genetically modified crops could contribute to agricultural development and food security.

Organising research into different types of knowledge can promote decision-making based on evidence from a range of sources.

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

Technology and scientific research can help communities in the developing world build resilience to disasters.

Scientists can help advance policies to promote agricultural practices that can reduce emissions and boost yields.

Rio+20 is an opportunity to focus on harnessing scientific evidence and good governance to improve the management of water resources.

Learning from experience can help Zambia build on past successes in using ICTs and reach those most in need.

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

Scientific collaborations can build trust and facilitate progress in nuclear arms control and disarmament.

Local institutions are key to helping rural smallholders mitigate and adapt to climate change.

Reforming biosafety regulations can provide poor farmers with better access to genetically modified crops.

Six key issues threaten the promise of climate finance made to the developing world at UN climate talks in Copenhagen.

Nutritional interventions can improve health, save lives and boost economic growth but only if implemented before the age of two.

Reducing the global burden of HIV/AIDS relies on increased funding, more research and targeted prevention strategies.

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

Sending students abroad and inviting in foreign institutions are both effective methods for boosting developing world higher education.

A four-step plan to help governments integrate adaptation to climate change into development planning and policy.

Advice for policymakers in southern Africa on how to improve pesticide use and reduce the risks they pose to human health and the environment.