Superior Court of California, County of El Dorado. To preserve and enhance the rule of law in El Dorado County by providing all persons a fair, efficient, and accessible forum for resolving disputes, protecting public safety, and righting wrongs.
The Earthâs atmosphere is 78 percent nitrogen, 21 percent oxygen and 1 percent other gases, including about 0.04 percent carbon dioxide.And yes, Earthâs CO2 concentration stood at 400 parts per million in May 2015.Earthâs CO2 levels have been increasing in recent decades due to human activities and also natural factors, and some estimates say as little as 3 or 4 percent of carbon dioxide in the atmosphere is due to humans.nd yes, Earthâs CO2 concentration stood at 400 parts per million in May 2015. Earthâs CO2 levels have been increasing in recent decades due to human activities and also natural factors, and some estimates say as little as 3 or 4 percent of carbon dioxide in the atmosphere is due to humans.
A: Only 0.000053 percent of air is composed of hydrogen, making it the ninth most prevalent gas in the air. Nitrogen takes the lead, making up 78.084 percent of air, more than one million times more space than hydrogen. Oxygen also makes up a large part of air at 20.947 percent.