Scientists warn the 2026-27 El Nino could become the strongest ever, exacerbating global heat, droughts and floods.

The UN warns that a very strong El Niño could intensify extreme heat, floods and drought, putting communities and economies at risk.

The World Meteorological Organization said its forecasts showed a near 100% likelihood that El Nino would persist through February 2027, fuelled by exceptionally warm Pacific…