for whatever reason the nors began to leave scandanavia and venture out onto the atlantic. they weren't venturing out as explorers. they weren't looking for new continents or the route to asia out of china but they were looking for other plays to settle and they began to island hop. they came from scandanavia over to the shet land islands to the farrow islands and you can see they would come down the coast of england and ireland and europe and france and eventually some would get into the mediterranean, so they were wide ranging, very wide ranging. >> you said they went to north america. >> yeah. >> did they have anything documenting this or just going around? >> great question. where do we get the information about these vikings? mostly from what are called the icelandic sagas, and they're oral traditions the vikings, the nors men kept and written around the 13th century. we don't have actual eyewitness first hand accounts of the nors setting out on the atlantic but we have the oral traditions written down. so they begin to push out and, again, think of these people as kin

. >> someone once told me this was from scandanavia. this is a different version. about 2 sisters that fall in love with the same guy. it didn't work out too well. one of the sisters throws another one into the raging water. he fashions her body into a fiddle, into a violin. this is the actual violin. i love her so much.

like weiss, -- likewise, drilling and mining in northern scandanavia and siberia poses a threat to the cultures of the indigenous people who live there this is true wherever you look. another case of worry is the most massive mining project now being plan in the united states, the pebble project. a multibillion dollar gold and copper mine in the bristol bay area of alaska, which poses a severe threat to the survival of the world's most important salmon fisheries. along with the livelihood and culture of the native peoples of alaska. this is just about to come before the government for approval or not. it would be a catastrophic project if it goes ahead. and these are just a few examples of a global pattern of intrusive traction ex-extraction in wilderness areas. i want to talk about the risk that arises from using advanced technology to distract oil and gas from unyielding rock formations or convert undesirable oil supplies like extra heavy crude into useable liquids. with all the easy oil gone and the easy natural gas, the only way for the oil companies to maintain production, is a sa

. >> someone once told me this was from scandanavia. this is a different version. about 2 sisters that fall in love with the same guy. it didn't work out too well. one of the sisters throws another one into the raging water. he fashions her body into a fiddle, into a violin. this is the actual violin. i love her so much. [singing] [music playing] [applause] [music playing] [applause] knew >> we are going to finish off a with [inaudible]. yeah. [applause]. [music playing]. >> [applause]. >> [applause]. >> you can see that it is amazing. you can hear that it is refreshing. you reach for it because it is irresistible. and the taste. simply delicious. san francisco tap water. it engages the senses. 311 is an important resource for all san franciscans. shouldld [music]