The aircraft, a heavily modified microlight, uses a conventional four-stroke petrol engine as its main power source and an electric motor connected to a bank of 16 large lithium-polymer batteries built into the wings.

The 40-seat "Bio-Bus" runs on biomethane gas generated through the treatment of sewage and food waste. The eco-friendly vehicle can travel up to 300km (186 miles) on one tank of gas, which takes the annual waste of about five people to produce.

More than 23,000 energy efficiency measures have been installed in rural homes in the UK in the last six months. That’s an almost 3000% increase between April and September this year, according to new statistics from DECC.

Pursuing energy efficient ways will help reduce electricity consumption and save as much as Rs 50,000 crore, according to Power Minister Piyush Goyal.

Lincoln-Sudbury Regional High School kicked off its SEED program with a powerful all-school presentation by Alliance for Climate Education. The ACE Assembly was a natural lead-in for recruiting students to the SEED program, which promotes greenhouse-gas-reducing efficiency upgrades in their community.

At Money Dashboard we're all for finding new ways to help you save money – and if they help out the environment too that can only be a good thing. Here are a few of the best energy-saving tips that won't cost you a penny.

South Africa has a goal of having 18 gigawatts of renewable energy by 2030, so projects like this are definitely steps in the right direction. If there's one thing that South Africa has lots of, it's sunlight! 45% of the total project value was spent on "local content" to help increase the positive economic impact on the area.

Lithium ion batteries power everything these days from smartphones to electric cars. They’ve been a great advance in portable power storage. On the downside, their spread also makes a big contribution to electronic waste dumps often found in developing countries.

No one, not even the world’s largest coal-mining company, will escape from the impending solar energy revolution in India. The Indian government-owned company has announced its latest initiative to expand solar power infrastructure.

Many of us are guilty of making token gestures toward saving energy but a lot of us aren't even getting these efforts right.

His remarks came at the time when his government is planning to target up to 100,000 MW of solar generation by 2022, far more than an existing 20,000 MW target by 2020.

A new experimental “smart town” based especially around the technologies of solar energy and battery storage is being developed in Japan by Panasonic Corporation (along with other public and private partners), based on recent reports.

The new displays ditch the electrodes, simultaneously making the screen thinner and decreasing its energy requirements.

Solar energy in the United States is becoming a major part of the nation's power sector as installation costs decline, Energy Secretary Ernest Moniz said.

And she practices what she takes care not publicly to preach. Famous for going round the Palace, switching off the lights, she was quick to move over to the often unpopular energy-saving light bulbs.

Building-integrated solar photovoltaic modules are fast catching up in the rapidly evolving construction business where emphasis on energy efficiency and self-reliance are becoming increasingly popular.

It’s been dubbed by its makers an Uber for energy experts – a reference to the app which revolutionised the way people order taxis.

British Gas has been fined £11.1m by the regulator Ofgem over its failure to deliver energy efficiency measures on time.

Scientists estimate that 20 percent of all the world’s energy is spent on light, especially on illuminating towns and cities. Even in a technologically advanced country like Denmark, many of the street lamps are antiquated and energy inefficient.

The German Government has revealed a new national plan to save more energy for homes and businesses across the country.