Put these steps to policy change in chronological order. A news article describes industrial habitat damage for Arctic polar bears. Alaska Senators present a bill for a vote on regulating drilling in the Arctic. The Sierra Environmental Club sends media copy on to its members.

the andes or andean mountains (spanish: cordillera de los andes) are the longest continental mountain range in the world, forming a continuous highland along the western edge of south america. this range is about 7,000 km (4,300 mi) long, about 200 to 700 km (120 to 430 mi) wide (widest between 18° south and 20° south latitude), and of an average height of about 4,000 m (13,000 ft). the andes extend from north to south through seven south american countries: venezuela, colombia, ecuador, peru, bolivia, chile and argentina.

from wikipedia

hope this !

islam spread slowly through much of africa through trade and preaching.

the colonial period, since this was a time of mass immigration from a variety of people from europe.