On the last Saturday of March, it’s time to turn off those lights, have a little fun in the dark, and make a BIG impact!

My goal for Arizonans is a future of clean, sustainable energy. I love how Earth Hour encourages small ... and catalyse a new movement that will save our planet. They need to make and deliver ...

More than 300 cities and towns in Central and Eastern Europe will officially participate in Earth Hour 2014 on Saturday ... a domestic solar panel in a competition to switch to renewable energy and ...