Renewable energy is energy derived from natural sources that are replenished at a higher rate than they are consumed. Sunlight and wind, for example, are such sources that are constantly being ...

Moving from fossil fuels to renewable energy sources like wind and solar will require better ways to store energy for use when the sun is not shining or the wind is not blowing. A new study by ...

We’ve made a lot of progress on renewable energy in Wales, and around the world too. These are natural sources of energy that will never run out and that produce very little or no greenhouse gases.