In the age of Google Earth, watches that triangulate and cars with built-in GPS, there's something about a globe — a spherical representation of the world in miniature — that somehow endures.

Scientists say the long-term increase in temperatures, driven by the constant increase of greenhouse gases in the atmosphere, ...

Even as Earth sets new heat records, humanity this year is pumping 330 million tons (300 million metric tons) more carbon dioxide into the air by burning fossil fuels than it did last year.