— t “There is no trend in n how often etreme events occur” e xt …here is substantial reional ariation when considerin r e e o c extreme eents‚ Šhether one particular reion or cit n e t s has more or fewer extreme eents is not indicatie of lobal i x extreme eent dnamics‚ Climate chane increases t e u o the risƒs of extreme rainfall drouht and floods in some b s a reions while simultaneousl decreasin them n o i t in others‚!! s e u — q Œenerall a warmer planet implies more ambient ener which amplifies risƒ factors for man extreme eents‚ warmer planet increases the rate of eapotranspiration which has a direct effect on the freuenc and intensit of drouhts‚ Similarl a warmer atmosphere can hold more water apour increasin the potential for extreme rain„ fall eents‚ — n indiidual heatwae flood drouht or other extreme eent does not proide “proof” of climate chane‚ — Howeer scientists are increasinl usin methods to estimate how human actiit influences the probabilit of some extreme weather eents occurrin‚!@ Out of the ”” published studies analsed b Carbon¢rief!# ›as of pril 2020œ ¡ž hae found a clear human influence on extreme weather eents‚!$ Of course it is important to note that there is a certain selection bias with reard to which extreme eents are analsed raisin the possibilit that a priori suspicion of anthropoenic influence plaed a role in which eents were selected‚ 1 1 Otto et al‚ 201— 1 2 Otto et al‚ 201Ÿª “ational cademies 201Ÿ 1 Carbon¢rief ›2020aœ 1‘ Otto et al‚ 2012ª Stott et al‚ 201Ÿ 11
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