Clean energy is becoming a priority for many countries throughout the world. In small, developing countries, renewable energy represents economic growth and sustainability. In large countries, the economic aspects of clean power are also attractive, but energy is more of a politic matter rather than an environmental one.

Water-related energy use accounts for about 19% of the state’s total electricity use,including treating, pumping and conveying water to your home, heating the water for your shower and washing machine, and treating the wastewater that leaves your home.

The DeltaStream device to be installed in Ramsey Sound, Pembrokeshire, is developed by tidal stream technology company Tidal Energy Ltd. According to the project developers, it is the first private marine project to be fully developed in Wales, having secured all the required planning and environmental consents together with a lease agreement from The Crown Estate.

Germany is the global leader in energy efficiency while ageing power plants and inefficient ways of electricity generation and industrial practices put India at number 11 in the latest energy efficiency ranking of the world's 16 largest economies.

BG Energy Solutions, a specialist in energy management for businesses and large organisations, has helped more than 70 cinemas in the Vue multiplex chain achieve energy savings in excess of 20%.

A group of scientists have converted used-cigarette butts into a high-performing material that could be integrated into computers, handheld devices, electrical vehicles and wind turbines to store energy.

Your kitchen is probably full of appliances, eating up electricity. Here are our top tips to help you save energy in the kitchen.

1 July 2014 The Department of Alternative Energy Development and Efficiency (DEDE) held an "Energy Conservation in Housing Award" ceremony to urge real estate entrepreneurs to work harder at saving energy.

Ben Franklin said, “A penny saved is a penny earned.” Adjusted for inflation we might say that a hundred dollars saved is a hundred dollars earned. Actually it’s more than that; when you earn $100 you pay income tax on it, but when you save $100 you keep the whole Benjamin!

A new carbon fibre far infrared heater, Technoheater, is now enabling large commercial buildings to save on their energy bills by using its distinctive properties.

Net energy analysis provides a quantitative way to compare the amount of energy a technology produces over its lifetime with the energy required to build and maintain it.

Germany continues to surge ahead in the use of renewable energy with the latest statistics showing the amount used in gross domestic consumption is heading towards 30 per cent.

A student accommodation firm is to spend £21 million to install energy-saving lighting in 120 properties across the UK. Unite Students has teamed up with electronics company Philips, which will upgrade the lighting in 23 town and cities in the next two years.

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.

Brussels has proposed that European countries should increase their overall energy efficiency by 30% by 2013.

The Energy Department announced up to $6 million in funding to deploy and demonstrate four emerging energy-saving technologies in commercial buildings across the country.

Half the fun of a holiday is leaving behind the niggling worries that get in the way of everyday life, so the last thing you want to be thinking about as you sip cocktails from a sun lounger is whether or not you should have turned the heating off before you left home.

A new ranking has lauded Germany for its energy efficiency, while condemning the United States for lagging near the bottom.

Spinach gave Popeye super strength, but it also holds the promise of a different power for a group of scientists: the ability to convert sunlight into a clean, efficient alternative fuel.

Once built, this floating sculpture covered with solar cells will produce clean energy for Denmark’s capital city.