At perihelion, Earth will be approximately 147 million kilometres from the Sun. The Sun will appear slightly larger in the sky, but the change is almost imperceptible. This year, perihelion will ...
It prompted the first Earth Day, led to the creation of the U.S. Environmental Protection Agency and helped spawn bedrock laws such as the Clean Air Act and the Endangered Species Act. The ...
April 22 is Earth Day, a day to not only celebrate our love of the natural world but to acknowledge our duty to take care of and protect it. A great way to spread awareness about the day itself ...