Renewable energy sources are plentiful and all around us. Fossil fuels - coal, oil and gas - on the other hand, are non-renewable resources that take hundreds of millions of years to form.

The National Renewable Energy Laboratory has its roots in the 1970s oil crisis. In 1974 President Gerald Ford signed a bill ...

Electricity demand worldwide grew by 4% last year, fuelled by heatwaves and the expanding energy requirements of data centres.

These renewable energy resources can quickly replenish themselves and can be used again and again. There are two types of energy: renewable and non-renewable. Non-renewable energy includes coal ...

These renewable energy resources can quickly replenish themselves and can be used again and again. There are two types of energy: renewable and non-renewable. Non-renewable energy includes coal ...