This is Blue Dot I m Dave Shalom the giant submarine Canyon in Monterey Bay on the central California coast is comparable to the Grand Canyon in scope but very different in terms of its geology and the strange diverse life forms that dwell there we go literally in depth with researchers from the Monterey Bay Aquarium Research Institute at Moss Landing geologist Charlie Paul tells us about the role turbot of the currents play in shaping the canyon while biologists Jim Barry and Bruce Robison describe the life forms from the bottom up join us in the best t.v. Of Monterey Bay 1st the news. Live from n.p.r. News in Washington I m Laurie London China says it will impose additional tariffs if the trumpet ministration makes good on its threats to more than double proposed tariffs on Chinese goods N.P.R. s Yuki Noguchi reports that would mean additional levies of up to 25 percent on more than $5000.00 u.s. Products the escalation in tensions between Washington and Beijing come after the White