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Australia's annual average temperatures are projected to increase 0.4–2.0 °C above 1990 levels by the year 2030, and 1–6 °C by 2070. Average precipitation in the southwest and southeast Australia is projected to decline during this time, while regions such as the northwest may experience increases in rainfall.
During the 2010–2012 La Niña event, Australia experienced its second- and third-wettest years, since a record of the rainfall started to kept during 1900. It caused Australia to experience its wettest September on record in 2010, and its second-wettest year on record in 2010. [51] It also led to an unusual intensification of the Leeuwin Current.
António Guterres, Secretary-General of the United Nations 28 February 2022 ~22 January: the International Monetary Fund stated that "Much larger coordinated global policies—including carbon price floors—will be needed to meet the new goals laid out at the (Nov 2021) Glasgow climate conference and stave off catastrophic global climate change.... Such national-level measures will need to be ...
Australia has a wide variety of climates due to its large geographical size. The largest part of Australia is desert or semi-arid. Only the south-east and south-west corners have a temperate climate and moderately fertile soil. The northern part of the country has a tropical climate, varying between grasslands and desert.
The cover of the "Climate Issue" (fall 2020) of the Space Science and Engineering Center's Through the Atmosphere journal was a warming stripes graphic, [91] and in June 2021 the WMO used warming stripes to "show climate change is here and now" in its statement that "2021 is a make-or-break year for climate action". [56]
A climate emergency declaration or declaring a climate emergency is an action taken by governments and scientists [1] to acknowledge humanity is in a climate crisis. The first such declaration was made by a local government in December 2016. [2] Since then over 2,100 local governments in 39 countries have made climate emergency declarations As ...
The Atlantic meridional overturning circulation (AMOC) is the main ocean current system in the Atlantic Ocean. [ 1 ]: 2238 It is a component of Earth's ocean circulation system and plays an important role in the climate system. The AMOC includes Atlantic currents at the surface and at great depths that are driven by changes in weather ...
The Australian monsoon can also have a high influence on rainfall on the southeastern seaboard during the warmer months, such as in southeast Queensland and as well as the northern half of New South Wales (Northern Rivers to metropolitan Sydney), where summer is the wettest season and winter is the driest (the precipitation contrast between the ...