Geography is an integrative science because it integrates numerous disciplines and studies from various fields, both humanities and natural sciences. It includes economy, history, geology, politics, anthropology, and many other sciences.
The mesopause, the temperature minimum that marks the top of the mesosphere, is the coldest place on Earth and has an average temperature around −100 °C (−148.0 °F; 173.1 K). your welcome lols.....