Scientists warn that the world is on the brink of dangerous, irreversible warming in a definitive U.N. climate report and called for more aggressive actions to avert catastrophe.

Rodanthe’s struggles encapsulate thorny issues around risky coastal development, the unevenness of real estate disclosures, questions about personal risk, the difficulties of protecting oceanfront properties and the obstacles to moving people out of harm’s way.

Scientists from around the world used what is called a glacier evolution model, inputting different temperatures and precipitation levels into a coding program to glean context about the worst- and best-case scenarios.

Here are some numbers that help describe the toll that weather calamities inflicted on the United States over the past year and what threats probably lie ahead.