She made the corresponding statement at a briefing at the UN in Geneva.
"We have just witnessed how global air and ocean surface temperatures set new historical records in July," RIA Novosti quoted her as saying.
According to her, these testimonies have terrible consequences for both people and the planet.
She clarified that 2023 is currently the third warmest year since the beginning of the observation.
"For the full month, average global sea surface temperatures were 0.51 degrees higher than the 1991-2020 average," Burgess added.
She also stressed that the area of sea ice in Antarctica continues to update anti-records.
Earlier, the Spanish newspaper ABC published an article stating that climate change could lead to the spread of mosquito-borne viruses in Europe.