Because of climate change, heat waves, storms, heavy rainfalls, and floods are now occurring in areas that seldom experienced these phenomena before. "Extreme weather events are rare, but in terms of ...

Leaves – deciduous, simple, 3-5 shallow lobes, sinuses and margins are serrated, petioles are enlarged at base to enclose bud, stipules are leaflike. Twigs – leaf scar surrounds bud, stipule scar ...