CSIRO report points to rising temperatures

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KEY POINTS FROM THE LATEST CSIRO CLIMATE REPORT

* Australia’s climate has warmed by an average of 1.47°C since national records began in 1910.

* Sea surface temperatures have risen by an average of 1.05°C since 1900, leading to an increase in the frequency of extreme heat events on land and sea.

* There has been a decline of around 15% in rainfall from April to October in southwestern Australia since 1970. In the same region, rainfall from May to July has seen the largest decline, d around 19% since 1970.

* In the southeast, there has been about a 10% decrease in rainfall from April to October since the late 1990s.

* Rainfall and river flow have increased in parts of northern Australia since the 1970s.

* There has been an increase in extreme fire-related weather and a longer fire season in large parts of the country since the 1950s.

* There has been a decrease in the number of tropical cyclones observed in the Australian region.

* Snow depth, snow cover and number of snow days have decreased in alpine regions since the late 1950s.

* The oceans around Australia are acidifying and have warmed by more than 1°C since 1900, contributing to longer and more frequent marine heat waves.

* Sea levels are rising around Australia, including more frequent extremes that increase the risk of flooding and damage to infrastructure and coastal communities.

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