SciDev.Net

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

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

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

Persuading Cambodian river-dwellers to use a newly designed floating toilet instead of the river could cut soaring diarrhoea rates.

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

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

Thailand is pumping money into nanotechnology but a dearth of scientists and engineers could be a barrier to success.

Vietnam is protecting flood prone areas with barriers that make use of innovative technology.

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.

Poor rural communities in Laos are feeling the benefits of green energy, thanks to the efforts of a local energy company.

Vietnamese researchers are expanding the use of biogas as a sustainable energy source for the country's small businesses.

The first drought-tolerant maize varieties developed by the Asian Maize Network, established to tackle poor harvests, are showing promise.

Many factors are increasing antibiotic resistance, and authorities, doctors and patients all have a role in fighting it, writes Jia Hepeng.

Priya Shetty answers some common questions surrounding antibiotic resistance, and the dangers for the developing world.

Priorities for research into mental illness in the developing world are not the same as those in the West, writes Katherine Nightingale.

Climate change threatens food crops across the world. Now scientists are re-focusing their efforts on crop resilience, rather than yields.

Despite pest and pricing worries, many Asian farmers welcome GM crops. Jia Hepeng heard their stories during a farmers' exchange programme.

Current models cannot properly predict monsoon rainfall in Asia — or how it will be affected by global warming, writes Jagadish Shukla.

T. V. Padma takes a look at methods that are helping the developing world's blind people see again, and helping them live more easily.