Earth is a planet in upheaval, say scientists, as the World Meteorological Organisation publishes analysis of recent heat highs and ice lows

A boat lies in the dry Cedro reservoir in Quixadá, Ceara State, Brazil.
A boat lies in the dry Cedro reservoir in Quixadá, Brazil. Climate change increases the risk of extreme weather events like drought. Photograph: Evaristo Sa/AFP/Getty Images