Earth has been gradually warming over the past few decades. based on a great deal of evidence, scientists believe that this warming is caused by

The jugular vein located, on an animal, starts proximally at the base of the neck and moving towards the head along the jugular groove.

Ghana, first of the great medieval trading empires of western africa (fl. 7th–13th century). it was situated between the sahara and the headwaters of the sénégal and niger rivers, in an area that now comprises southeastern mauritania and part of mali.

What area are in blue