Campeche es un estado pequeño y con mucha población ?

In the late 1990s, brazil’s poor people protested about crowded cities land distribution mining permits industrial pollution

The magnitude of an earthquake is typically calculated according to the scale.           a. mercalli   b. fujita   c. richter   d. saffir-simpson  

Match the mountains with the type of collision that formed them. a. andes b. aleutians c. north american cordillera d. appalachians 1. continental- continental 2. continental- oceanic 3. oceanic- oceanic 4. arc- continent