Seventy-five percent of vanilla on the market today is derived from vanilla plants in Madagascar and RÃ©union. It is commonly known as Bourbon vanilla, named for the island RÃ©union, which was formally named Ãle Bourbon.
Mars has a very thin atmosphere that is made mostly of carbon dioxide. About 95% of Mars' atmosphere is made of CO2. There are only traces of the other gasses in its atmospher â¦ e like nitrogen and carbon monoxide.  It's atmospheric pressure is 7-9 milibars, depending on the season.
Climate and weather. Early in its history (particularly in periods older than 3.5 billion years ago) Mars had a thick enough atmosphere for water to run on its surface. Orbital pictures show vast river plains and possible ocean boundaries, while several Mars rovers have found evidence of water-soaked rocks on the surface (such as hematite or clay).