Page 2: Research news on hurricanes

Hurricanes are intense tropical cyclones that form over warm ocean waters and are characterized by a low-pressure center, organized deep convection, and strong cyclonic surface winds. They derive energy from latent heat released during condensation within deep convective clouds, requiring sea surface temperatures typically above ~26–27 °C, sufficient Coriolis force to initiate rotation, and weak vertical wind shear to maintain structural integrity. Hurricanes exhibit a warm-core structure, an eye and eyewall, and spiral rainbands, and are classified by maximum sustained wind speed. They are central topics in atmospheric science, climate research, and risk modeling due to their role in heat transport, extreme precipitation, storm surge, and high-wind hazards.

Why tropical cyclones' rainfall surges before landfall

A research team at The Hong Kong University of Science and Technology (HKUST) has analyzed 40 years of data covering about 1,500 tropical cyclones and discovered that average rain rates surge by more than 20% in the 60 hours ...

US weather and climate disasters could top $1 trillion by 2030

From tornadoes and hurricanes to wildfires and floods, weather and climate disasters cause billions of dollars in damage, on top of their steep human toll. Those costs could rise sharply in the years ahead, according to a ...

New book explores links between disasters and development

Disasters arise from the convergence of natural and social forces. Earthquakes, cyclones, floods, droughts, and other catastrophic events disproportionately affect the most vulnerable people, whether the poor in wealthy countries ...

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