Nations using this method of attempting to destroy the source are playing a never-ending cat and mouse game, for as long as there is a demand, there will always be new players taking the place of those that are caught. ...

• Word Count: 1757
• Approx Pages: 7
• Has Bibliography
• Grade Level: Undergraduate

A group of science divers led by Alberto Nava Blank from Project de Espeleologia de Tulum found the skeleton along with remains of a giant ground sloth, gomphotheres, saber-toothed cats and many other extinct animals deep inside a submerged chamber in the Sac Actun cave system in eastern Yucatan Peninsula, Mexico, in 2007. The remains belong to a girl named Naia (Figure 5) and the location where she was found is called "Hojo Negro" (Black Hole). ...

• Word Count: 2012
• Approx Pages: 8
• Has Bibliography
• Grade Level: Undergraduate