What can just one person do? In fact, it has been the actions of just one person that ever gets anything done because eventually follow suit (Jacilluch/Flickr.com).
Supporting the global initiative taken by World Wide Fund for Nature (WWF) to observe "Earth Hour" by switching off lights for an hour on March 31st -- the last day of Women's Month -- we urge all to participate by switching off non-essential lights and electrical appliances for an hour from 8:30 pm to 9:30 pm Saturday. This is an annual international event in which households and businesses across the globe switch off lights to raise awareness about taking action on climate change.
The climate scientist asked the climate denier, "Hey, how many climate deniers does it take to change a light bulb?" The climate denier answered, "There's nothing wrong with that light bulb."