WMO State of the Global Climate in 2021 report: four key climate change indicators break records

Four key climate change indicators – greenhouse gas concentrations, sea level rise, ocean heat and ocean acidification – set new records in 2021. According to the World Meteorological Organization (WMO), this is another clear sign that human activities are causing planetary scale changes on land, in the ocean, and in the atmosphere, with harmful and long-lasting ramifications for sustainable development and ecosystems. Western Europe experienced some of its most severe flooding on record in mid-July associated with large economic losses in Germany.

Read more on, and download report from the WMO website.