How is an increase in carbon in the atmosphere likely to affect coastal areas such as those in North Carolina?

Its either a) or b),wind and water erosion gradually widen the canyon

The soviet union beat the us to the first successful launch, with the october 4, 1957, orbiting of sputnik 1, and later beat the us to have the first human in earth orbit, yuri gagarin, on april 12, 1961. the "race" peaked with the july 20, 1969, us landing of the first humans on the moon with apollo 11