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Average levels of PM 2.5 were measured using aqicn.org's World Air Quality Index data, and a formula developed by AirNow was used to convert the PM 2.5 figure into micrograms per cubic meter of air (μg ⁄ m 3) values. Among the 70 capital cities investigated, Baghdad, Iraq is the worst performing one, with PM 2.5 levels going up +31.6 μg/m 3.
LinuxChix, an international organization for women who use Linux and women and men who want to support women in computing, was founded by Deb Richardson. [118] Marissa Mayer, was the first female engineer hired at Google, and was later named vice president of Search Product and User Experience. She was formerly the CEO of Yahoo!. [citation needed]