Most of the information about the interior structure of the Earth (i. e. core, mantle, crust, etc.) has been derived from:

Answer// dinosaurs emerged during mesozoic era;

Mexico has a host of environmental problems, including significant chemicalpollution  from factory discharges and waste dumping, but the main threat to itsbiodiversity  probably stems from  deforestation  and other natural habitat losses. forest habitat is lost for a number of reasons

Jobs that people can do to earn a living in southwest asia are being a diving instructor, a journalist, a teacher, a photographer, a dj, a tour guide, a web designer, a fitness instructor, and more.