It’s simple. Sir David Attenborough explains how humans can take charge of our future and save our planet. WWF International.
Hagoromo -- a Japanese brand so smooth
Not only are small, energy efficient LEDs used in almost every piece of modern electronics, they have the greatest potential impact on energy savings globally. But LEDs didn't have much use until the '90s, when Japanese scientists discovered the missing link needed to complete the color spectrum: The blue LED.
