EarthHour — What Can Blockchain Do?
On March 31, 2007, Sydney in Australia, for the first time that night about more than 2.2 million homes and businesses turn off the lights and appliances for one hour. Now the campaign has been identified as one of the world’s largest action on climate change, to become a global and sustainable development, now has ushered in the thirteenth year.Nowadays people pay more attention on the earth environmental protection. More and more countries join in the environmental protection action.In December [...]