SciDev.Net

Many new technologies have promised to remove arsenic from drinking water but little has changed on the ground, finds T. V. Padma.

Sian Lewis explains how remote sensing can be used to manage natural disasters and highlights ongoing efforts and obstacles.

Developing nations are building their own satellites despite freely available Western data. Do the gains outweigh the costs, asks Tatum Anderson.

Indian researchers propose using a type of algae as a source of biofuel — which could then be 'milked' from specially-designed solar panels.

Priya Shetty explains the links between climate change and insect-borne disease, and outlines priorities for developing country policymakers.

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

Remote sensing is crucial for getting the measure of forest loss. Countries don't need their own satellites but they do need training.

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

The Internet is spreading to villages in the developing world — but sometimes in unexpected ways, reports Katherine Nightingale.

Growing forests might be easy but getting developing-country forests onto the carbon market is proving more difficult.

Yvo de Boer, the UN climate chief, speaks to SciDev.Net about getting clean technology into the developing world.

Researchers have devised a version of the web that requires cellphones instead of computers, targeted at people who cannot read or write

Developing countries are attractive places to run clinical trials, but in many places ethical oversight falls short.

Greg O'Hare explains the what, why, when and how of cyclones, and reviews their effects in South Asia.

Bay of Bengal cyclones are often hugely destructive. India hopes to cut deaths in the region through improved storm prediction and research.

Big pharma drug companies are striking deals with Asian drug researchers to secure the future of the drug industry.

The Maldives has launched a pioneering system for its citizens to bank primarily using mobile phones.

Vaccines for non-infectious illness could help developing nations tackle the growing burden of chronic disease. Maryke Steffens reports.

Abdallah S. Daar speaks to SciDev.Net about the Grand Challenges in Chronic Non-communicable Diseases initiative.

A low-tech clay water filter is proving successful in Sri Lanka, cutting disease levels and saving on fuel costs.