Developing nations invested US$112 billion in renewable energy in 2012, up 19 per cent on 2011, reports reveal.

Nepal sees waste-to-energy projects as a way to meet energy demand and also manage waste.

A 3D printer that makes use of abundant solar energy and desert sand could be a cost-effective way of producing glass in the future.

A website aims to help governments and investors draw up energy policies, and find the best places for wind and solar energy projects.

Latin American governments should support the growing interest to convert agricultural waste into biogas, a meeting has heard.

A US$400 million project is set to replace the Philippines' tricycle taxi system with greener battery-run models.

SciDev.Net brings you the articles that had most visitors in 2012, including news, features and opinions.

A social enterprise that sells solar lanterns on a Pacific island state is one of ten nominees for a new award for green energy trailblazers.

Greenhouse gases have hit a record high, we are heading for a much hotter planet and seas are rising faster than projected, studies show.

Five years ago DESERTEC was touted as the desert miracle answer to Europe's energy needs, but its future is looking increasingly rocky.

Small-scale biorefineries that use marine algae could produce transport fuel for towns in developing countries, a study reports.

A Tunisian wind turbine that replaces blades with sails, can capture twice the wind energy of existing turbines, its creators claim.

Jatropha plantations may not be the magic source of biodiesel, but can help recover degraded lands, says a new study.

A report urges focus on development priorities in more nations as part of a plan to bolster the UN's faltering carbon-trading scheme.

The ‘Climascope’ study concludes that Brazil, Nicaragua and Panama are the best Latin American countries to invest in renewable energies.

Rio+20 closed with a new sustainable development agreement — but scientists have criticised it for failing to highlight their potential contribution.

More than 200 educational institutions have signed a declaration to integrate sustainability into curricula and campuses.

The Global Energy Assessment, launched at Rio+20, has warned that an extra half billion dollars is required to limit global warming.

Latin America and the Caribbean could adapt to climate change by investing just ten per cent of the costs expected from climate change impacts by 2050, says a report.