english: And we shouldn't underestimate the scale and the transformative nature of the change which will be needed, because we have to go to zero carbon emissions by about 2050, if we're going to stay below two degrees Celsius of warming.
non_english: Nemali by sme podceniť  rozsah a silu potrebnej zmeny. Do roku 2050 musíme uhlíkové emisie znížiť na nulu, ak chceme oteplenie udržať pod 2 °C.