Sea ice plays many important roles for the global climate: Its white surface can reflect energy back into space, helping the ...

The Saya de Malha Bank is one of the world’s largest seagrass fields and the planet’s most important carbon sinks. It faces incalculable risks that threaten the future of humanity.

South of the state lies a ridge of high pressure that will weaken slightly through Friday. A weak trough will sit over southeastern waters on Friday moving eastward by the weekend. On Saturday a large ...