20240419
The collaboration is a multiyear, U.K.-U.S. operation to study the region and project the future of Thwaites and Pine Island. But it lacks critical data. With satellite records only going back to 1979, and no permanent weather stations in the region, it’s hard to know when the glaciers’ retreats began or discern the relative roles of human-caused global warming and natural variability in setting them off.
Hot oceans prompt world’s worst coral bleaching
Tracking ships to save whales
A public website built by scientists at the University of California, Santa Barbara this month began tracking the speeds of more than 8000 large ships as they traverse the east and west coasts of North America, passing through go-slow zones created by U.S. and Canadian regulators to protect whales from being struck.
Mars sample return faces redo
NASA this week acknowledged its plan to collect rock samples from Mars and return them to Earth will cost too much and won’t happen quickly enough.