India, Feb. 13 -- Early heat in southern part of country, even as the north reports colder than normal temperatures

The combined impact of global warming and ongoing El Nino conditions in the equatorial Pacific Ocean has started showing heightened temperatures across many regions of the northern hemisphere, including south India. This could lead to an early and intense heatwave in these regions.

Parts of Africa, southeast Asia, central America, Europe and Asia are also witnessing a rise in temperatures, with some even undergoing heatwaves.

In many of these regions, the heat has arrived much earlier than normal. For Europe, which is already suffering from severe drought conditions, this would be the seventh year of heatwaves in either t...