A meeting in London this week will show whether science can not only diagnose our environmental crisis but also provide effective solutions.

A majority of Latin American countries suffer from worthy talk but little stable R&D funding. Long-term strategies should be a priority.

African ministers have committed themselves to a set of actions to boost health research in their countries. Now they must implement them.

Developing countries must adopt effective policies on technology transfer that meet the needs of all social classes, including the poorest.

The new head of the World Health Organization, Margaret Chan, must balance both political and scientific pressures if she is to succeed at improving global health efforts.