the space 's seasonal is made of 04 to 0 organism land grasses by want & land surround is a mean of generation oil ->  water vapor is a greenhouse gas accounting for 04 to 1 percent of the earth's atmosphere  oxygen oxygen is a mean of cure oil & the space 's kicks is made of 036 scraping oxygen oxygen by want ->  carbon dioxide is a greehouse gas accounting for 0036 percent of the earth's atmosphere  water vapor is a greenhouse gas accounting for 04 to 1 percent of the earth's atmosphere & carbon dioxide is a greehouse gas accounting for 0036 percent of the earth's atmosphere & 04 is bigger than 0036 -> water vapor is the largest amount of greenhouse gas in the atmosphere