Much of South Asia to be too hot to live in by 2100

Lethal heatwaves, dead crops and increased starvation. A stark reality for a fifth of the world's population by the end of the century, according to a new study on the harmful effects of climate change in south Asia.

Scientists say that if global warming continues at its current rate, blistering temperatures will make parts of India, Pakistan and Bangladesh unlivable by the year 2100; alarming news for the 1.5 billion people living in those areas.