These climatic changes have already had noticeable effects on many natural systems, including marine and terrestrial ecosystems, such as the timing of seasonal biological events and the distribution of animal and plant species.
Zaradi podnebnih sprememb se že kažejo vplivi na več naravnih sistemov, vključno z morskimi in kopenskimi ekosistemi, kot so časovni okviri sezonskih bioloških dogodkov in razporeditev živalskih in rastlinskih vrst.