recognize we're going from a three-class to a two-class society and the commensurate benefits that weta for granted, workers' comp, insurance, healthcare, they're backlost and as a consequence people are more fearful and frightful abt their fate and future, so ts is a major landmark law that could have a ofound impact in helping rebalance things. at the same time, we do have to cognize that tech genie is out of the bottle and we have new platalrms thatso provide r the workforce that also have to be considered anagwe'll continue to engin these negotiations. >> woodruff: governor gave gavin newsom of california, thank you so much. >> woodruff: speaking of climate change, our next story looks at the impact it's already having, specifically in the gulf of maine. the region is known for lobsters in those waters. last week, we told you about the cted fallout of tariffs the lobster business. tonight, miles o'brien explores what the warming of the oceans means for these crustaceans, the industry, and the la ecosystem. it is part our series on the "leadi edge" of science. and our contribution to

for tens of thousands of years, but for these scientists to come right now and say that we have -- wetawe have this have a very, very slim margin of usable data that is somewhat reliable. and if you want to say that there are more fierce storms and the ice caps are melting, you can say that, but really, science does not know if there is global warming or not, and if these kids want to save the earth, like the rain forest, from being chopped down, and conserve all sorts of projects to conserve this great land that , and people feel a spiritual connection to, that is great, but you don't have to speak fear into the minds of these kids, and say the world is going to end. because i believe that we might be infecting the climate a little bit, about the world is certainly not going to end. host: there is a major arctic study underway that the "washington post reports about, biggest arctic expedition in history heads to the north pole. scientists. have embarked on a mission to strand them selves in sea ice on the north wall, in an effort to understand the changing climate in the fastest warmin

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