Nepal plans to expand its household biogas programme, a model for developing countries, into commercial use.

Mountain glaciers in Peru are melting quickly, which could result in a water shortage long before the expected 10-30 years, says a study. 

Researchers have engineered microorganisms to break down the sugars in seaweed into ethanol, creating a potential new source of renewable fuel.

The new model of sustainable development ― the 'green economy' ― could benefit large firms at the expense of the poor, warns a report.

There are research gaps in assessing whether clean cookstoves have the desired health effects, say researchers.

A report highlights an Argentinean initiative to provide energy access to rural and remote communities not covered by the national grid.

A study says Ghana should harness its biogas potential to move away from wood as its primary fuel source.

The UN has launched a step-by-step methodology to help policymakers decide whether or not to invest in biofuels in their countries.

Grasses that thrive in Pakistan's saline marshes can be potential sources of biofuels, according to a study.

Renewable energy holds much promise in the developing world, home to half of the capacity needed to generate it, says a report.

'Nanoadditives' can improve the performance of biofuels, and reduce smoke and other toxic emissions in diesel engines, say researchers.

A study has shown that fields of sugarcane, grown for biofuels, have less impact on air temperature than do other crops.

A UK report has called for a set of ethical standards to make the production of biofuels fairer to people and the environment.

Despite the potential to produce biofuels in Latin American and the Caribbean, there is still a lack of adequate policies and research networks, say experts.

India's newly launched black carbon research initiative will aim to better understand the effects of soot on climate change.

The agave plant genus, famous for its use in tequila and fibre production, could be a promising source of biofuel for arid regions, say experts.

A Ugandan initiative to burn briquettes made from crop waste could help to reduce the number of trees cut down for firewood.

An improved yeast strain has boosted prospects for the production of biofuel from seaweed, but several technical challenges remain.

A farmer's design for a household for a more efficient use of renewable fuels has won attention in a Chinese entrepreneurship competition.

Land scarcity may compel India to source biofuels from second-generation options such as woody biomass, tall grasses and bagasse.