Mocha among ‘most impactful’ global cyclones in 2023: WMO report at COP28

Subject : Geography

Section: Physical geography

Context:

Cyclone Mocha in the Bay of Bengal was one of the most severe cyclones in 2023 globally, the World Meteorological Organization (WMO) has noted in its report released on the first day of the CoP28 summit.

Details:

Key findings of the report:

Tropical Cyclone Mocha, in May 2023, was one of the most intense cyclones ever observed in the Bay of Bengal, reaching peak 10-minute sustained winds of 115 kilometres per hour.
It triggered 1.7 million displacements across the sub-region from Sri Lanka to Myanmar and through India and Bangladesh.
2023 is going to be the “warmest year” ever recorded surpassing the previous joint warmest years, 2016 at 1.29 ± 0.12 °C above the 1850–1900 average and 2020 at 1.27±0.13 °C.
The global mean near-surface temperature in 2023 was around 1.40 ± 0.12 °C above the 1850-1900 average.
Observed concentrations of the three main greenhouse gases (warming gases) — carbon dioxide, methane, and nitrous oxide — reached record-high levels in 2022.