Yuan Tseh Lee, president of the International Council for Science, tells SciDev.Net what scientists must achieve at Rio+20.

Getting the right technology into poor countries is crucial for fighting climate change but how should we go about it? T. V. Padma investigates.

Climate change is a reality in developing regions, who say the international community must not neglect better adaptation strategies.

Locking carbon away as charcoal in the soil could help to mitigate climate change but whether it will work in practice remains a mystery.

Using low-soot stoves in Africa and Asia would cut levels of black carbon, which warms the atmosphere.