State of Australia’s Climate 2024: Ocean Heatwaves, Bushfires, Sea-Level Rise
The “State of the Climate 2024” report by CSIRO and the Bureau of Meteorology reveals alarming climate changes affecting Australia, highlighting rising temperatures, increased fire weather, rising sea levels, and ocean changes. These findings indicate the urgent need for action to combat climate impacts.
Key Points
- Rising Temperatures: Australia’s land has warmed by an average of 1.51°C since 1910, and its oceans by 1.08°C since 1900. This warming trend is expected to continue, leading to more frequent and severe heatwaves.
- Increased Fire Weather: Hotter conditions have dried out vegetation, resulting in more frequent and intense fire weather, particularly in southeastern Australia over the past 30 years. Future projections indicate longer fire seasons and more dangerous fire conditions.
- Rising Sea Levels: Sea levels around Australia have risen by approximately 25 cm since 1880, increasing the risk of coastal erosion and flooding. This poses significant threats to coastal communities and infrastructure.
- Ocean Changes: Australian oceans are experiencing more frequent and intense marine heatwaves, leading to coral bleaching and ecosystem disruptions. Increased carbon dioxide absorption is also causing ocean acidification, affecting marine life.
Urgent Action Needed
These findings underscore the need for comprehensive climate adaptation and mitigation strategies to address the escalating impacts of climate change on Australia’s environment and communities. Immediate action is required to reduce emissions and protect vulnerable ecosystems and populations.