COP26 aims to banish coal. Asia is building hundreds of power plants to burn it

Many industrialised countries have been shutting down coal plants for years to reduce emissions. But in Asia, coal's use is growing rather than shrinking as rapidly developing countries seek to meet booming demand for power.

On the coastline near India's southern tip, workers toil on a pier carrying a conveyor belt that cuts a mile into the Indian Ocean where the azure waters are deep enough for ships to berth and unload huge cargoes of coal.