This could be a classic win-win solution: A system proposed by researchers recycles materials from discarded car batteries -- a potential source of lead pollution -- into new, long-lasting solar panels that provide emissions-free power.

The use of recycling in the manufacturing processes of materials such as iron, steel and aluminium has been “a main driver” of improvements in energy efficiency within the industry.

This year's Earth Hour campaign was officially approved by the Ministry of Industry and Trade launched on March 25 with a series of communication activities including as short film contest, collecting fingerprints as a commitment to saving energy and mitigating against climate change, organizing a Green Movement, and encouraging cycling to respond to Earth Hour.

Honda has devised a way, the first process of its kind, to extract the rare earth metals from used batteries and other products, recycling them to be made into new batteries.

The City of Toronto brought into the spotlight the latest addition to its green fleet of waste and recycling collecting service. The new garbage truck can run on converted biogas obtained from the picked up organic material waste. The new model reveals the city’s determined step toward reduction of fuel consumption, protection of air quality and health.

Council wardens are getting on their bikes to improve efficiency and reduce the carbon footprint created by work vehicles. East Staffordshire Borough Council is adopting power assisted cycling to enable wardens to travel economically through the borough. Supplied by Lichfield-based electric bike specialist PowaStation, the electric bike enables staff to cover far greater distances than using a traditional cycle.

In Bac Ninh Province, there are many occupational villages and recycling facilities currently producing non-ferrous metal, which offers a high economic value for the local population. However, as these facilities are located among residential areas, waste and emission from the manufacturing process directly affect the residents nearby, disturbing their livings.