The world is on track to add nearly two months of dangerous superhot days each year by the end of the century, with poorer small nations hit far more often than the biggest carbon-polluting countries, ...

The world is on track to add nearly two months of dangerous superhot days each year by the end of the century.

The world is on track to add nearly two months of dangerous superhot days each year by the end of the century.

Sunlight contains ultraviolet (UV) radiation, which is made up of different types of rays. The types of UV radiation you’re probably most familiar with are UVA and UVB rays. These rays can affect your ...