suggests that if we continue with business as usual fossil fuel emissions, then byby the end o of is centu, wewe could see as much as t two meters, 6 feet of g global sea level rise. now, that would be catastrophic for many coastal regioions. for ththe u.s. east t and gulf coast, island nations around the world, some of which would literally be submerged by that amount of sea level rise. the ipcc makes a far more conservative statement. they state an upper bound of about a memeter, about 3 feet. and d it'ss once agagain an exae of where the ipcc arguably has been overly conservative. some, as myself, have argued that partly that's just due to the culture of science. scientists tend to be reticent. we don't like to make strong conclusions that we have to withdraw at some lateter time. d there's also a component, i believe, due to thehe pressure, the outside pressure, the crcritics, the very well f fundd and well organized effort to literally discredit the sciencee of climate change, sometimes by attempting to discredit the scientists themselves. i myself have been a victim of that. and in t

why manhattan needed the bridge and how transportation in the city change at to he 20th centu. >> all of the 1880s and '90s the city of brooklyn was next door that reached 1 million people. >>> at 8:00 p.m. on lectures in history. >> and that's the real sort of interesting thing about country music is that it's the music of poor white people. people who were privileged to be white. i'll talk about that in a second, but people who are under privileged in terms of their class identity and economic opportunities. >> the emerging definitions of whiteness and blackness in colonial america and how it impacted the origins of country music. then sunday afternoon at 4:00 p.m. on reel america. >> a caution congress, budget cutbacks, and tangle of problems onhe

city change at to he 20th centu. >> all of the 1880s and '90s the city of brooklyn was next door that reached 1 million people. >>> at 8:00 p.m. on lectures in history. >> and that's the real sort of interesting thing about country music is that it's the music of poor white people. people who were privileged to be white. i'll talk about that in a second, but people who are under privileged in terms of their class identity and economic opportunities. >> the emerging definitions of whiteness and blackness in colonial america and how it impacted the origins of country music. then sunday afternoon at 4:00 p.m. on reel america. >> a caution congress, budget cutbacks, and tangle of problems on the new year's horizon created evidence that greatest enemies may be slow or level off. this was the climate, the land, and unfinished task that faced lyndon janson -- johnson. it documents the final year of president lyndon b. johnson. his meeting with mexico's president. awarding the medal of honor to a marine who fought in vietnam, and celebrating the holidays. and on the presidency. william hazelg