They are just two separate events (holidays, events, celebrations, whatever you want to call them) that happen to be on similar topics, but still fall on different days. (Plus, it helps the earth twice!)
24 hours and 1 day on earth
I THINK ABOUT AN HOUR. TRY THE EARTH HOUR WEBSITE.
the rotation of the earth around the sun. * * * * * No. It is the rotation of the earth on its own axis.
24 hour day
Earth has a 24 hour day and Mars has a 25 hour day.
Because of the axial tilt of the earth
Earth Day April 22nd Arbor Day (varies by state) Earth Hour was on March 26th this year.
24 hour
No; Earth Day is April 22. However, the last Saturday in March (the 26 in 2011) is the observance of "Earth Hour", when businesses and individuals commit to not using electricity for one hour to demonstrate their support for the Earth, the environmental movement, and Worldwide Fund for Nature.
Earth Hour helps in many ways it saves energy also when you do Earth Hour you realize what you are actually doing to the earth.
dag is the word for day in Dutch. This is a 24 hour period on earth.
The next Earth Hour event will take place on March 28, 2009. Earth Hour takes place from 8:00 - 9:00 pm in their respective time zone in every city. Earth Day is celebrated each year on April 22nd.