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Particulate air pollution is really a combination of solid and liquid particles which are suspended up which you breathe. It is best to classify air particles through the aerodynamic properties since these properties determine removing them through the air, and where they deposit in your the respiratory system. Efforts are created to protect once abundant asiatic elephants.Elephants are threatened by poaching for tusks,from the decrease of habitat due to human pressure on forested areas and due to human conflict.The isolated populations of wild elephants in individual wildlife sanctuaries can also be threatened by decrease of genetic diversity.Recently several corridors connecting wildlife sanctuaries have been in existence to encourage the migration of wild elephants. Ricky Martin is often a Puerto Rican pop singer and actor who achieved prominence, first as a person in the Latin boy band Menudo, then like a solo artist since 1991. He was created in Hato Rey (Puerto Rico) USA on December 24, 1971. During his career he's sold a lot more than 60 million albums worldwide. He is the founder of Ricky Martin Foundation (in Spanish Fundaci?n Ricky Martin), a non-profit charity organization. While acting in Mexico, Martin was signed to Sony Discos, the company's Latin imprint, in 1990. In the past Martin stated he was in love with Mexican TV host Rebecca de Alba, with whom he previously an off-and-on-again relationship for over 14 years. The technology of photography is an element chemical, part optical, and dates from 1839. Soon after its simultaneous invention by William Henry Fox Talbot in England and Louis Jacques Mand? Daguerre in France, photography was used to document foreign places of interest including India, the Holy Land, as well as the American West. It was also employed for portraits with photographs taken of kings, statesman, and theater or literary personalities.