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Statements

Subject Item
dbr:Climate_change_in_Australia
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Alterações climáticas na Austrália Climate change in Australia Klimatförändring i Australien Tinte coille san Astráil تغير المناخ في أستراليا
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أصبح التغير المناخي في أستراليا قضية هامة منذ بداية القرن الحادي والعشرين. في عام 2013، نشرت هيئة البحوث الأسترالية تقريرًا يٌظهر أن أستراليا تصبح أكثر حرًا، وأنها ستتعرض للمزيد من الموجات الحارة، ومواسم أطول من حرائق الغابات نتيجة التغير المناخي. في عام 2014، أصدر مكتب الأرصاد الجوية تقريرًا يتعلق بحالة المناخ في أستراليا، والذي أبرز العديد من النقاط الأساسية، بما فيها الزيادة الملحوظة في درجات الحرارة في أستراليا، خاصة درجات الحرارة ليلًا، وزيادة وتيرة حرائق الغابات، وفترات الجفاف، والفيضانات التي ارتبطت جميعها بالتغير المناخي. As alterações climáticas na Austrália têm sido uma questão crítica desde o início do século XXI. A Austrália está se a tornar mais quente e mais propensa ao calor extremo, incêndios florestais, secas, inundações e épocas de incêndio mais longas por causa das alterações climáticas. Desde o início do século XX, a Austrália experienciou um aumento de mais de 1,4°C em temperaturas médias anuais, com o aquecimento a ocorrer duas vezes mais nos últimos 50 anos do que nos 50 anos anteriores. Eventos climáticos recentes, como temperaturas extremamente altas e seca generalizada, chamaram a atenção do governo e do público para os efeitos das alterações climáticas na Austrália. A precipitação no diminuiu em 10 a 20% desde a década de 1970, enquanto que o sudeste da Austrália também experienciou um d Klimatförändringen har på grund av ett flertal stora klimatkatastrofer under 2000-talets första decennium blivit en stor politisk fråga i Australien. Climate change in Australia has been a critical issue since the beginning of the 21st century. Australia is becoming hotter and more prone to extreme heat, bushfires, droughts, floods, and longer fire seasons because of climate change. Since the beginning of the 20th century, Australia has experienced an increase of over 1.4 °C in average annual temperatures, with warming occurring at twice the rate over the past 50 years as in the previous 50 years. Recent climate events such as extremely high temperatures and widespread drought have focused government and public attention on the effects of climate change in Australia. Rainfall in southwestern Australia has decreased by 10–20% since the 1970s, while southeastern Australia has also experienced a moderate decline since the 1990s. Rainfall i Is minic a bhíonn tinte coille san Astráil agus rinne siad athrú mór ar an tír ar feadh na millíún bliain. Is beag cuid den domhan is mó a raibh dóiteán ann ná oirthear na hAstráile agus fuair coillte eoclaipe na tíre cothú ó na tinte de bharr na héabhlóide. Ach inniu, deirtear go dtiocfaidh na tinte níos minice de thoradh an téimh dhomhanda.
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#202060
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n12:Firefighting_at_Hillview_North_of_Adelaide_River_August_2010_01.jpg?width=300
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Predicted Köppen climate classification map for Australia for 2071–2100 Current/past Köppen climate classification map for Australia for 1980–2016
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January 2021
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horizontal
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100.0
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Koppen-Geiger Map AUS present.svg Koppen-Geiger Map AUS future.svg
dbp:quote
... he carbon dioxide problem is likely sooner or later to arouse public concerns and so engage the attention of governments. ... Public attention to the problem is likely to increase as scientific research results are published and are sensationalised by the press and others. Carbon dioxide emitted by fossil fuels enters the atmosphere... Scientists now agree that if such emission continues it will some time in the next century lead to a discernible 'greenhouse effect' whereby the earth's atmosphere becomes measurably warmer with related climatic changes.
dbp:reason
additional to what? what does standard mean here? pre-industrial?
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right
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dbr:Office_of_National_Assessments —Michael Cook, Director-General
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Fossil Fuels and the Greenhouse Effect November 1981
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500 40.0
dbo:abstract
Klimatförändringen har på grund av ett flertal stora klimatkatastrofer under 2000-talets första decennium blivit en stor politisk fråga i Australien. Is minic a bhíonn tinte coille san Astráil agus rinne siad athrú mór ar an tír ar feadh na millíún bliain. Is beag cuid den domhan is mó a raibh dóiteán ann ná oirthear na hAstráile agus fuair coillte eoclaipe na tíre cothú ó na tinte de bharr na héabhlóide. Ach inniu, deirtear go dtiocfaidh na tinte níos minice de thoradh an téimh dhomhanda. As alterações climáticas na Austrália têm sido uma questão crítica desde o início do século XXI. A Austrália está se a tornar mais quente e mais propensa ao calor extremo, incêndios florestais, secas, inundações e épocas de incêndio mais longas por causa das alterações climáticas. Desde o início do século XX, a Austrália experienciou um aumento de mais de 1,4°C em temperaturas médias anuais, com o aquecimento a ocorrer duas vezes mais nos últimos 50 anos do que nos 50 anos anteriores. Eventos climáticos recentes, como temperaturas extremamente altas e seca generalizada, chamaram a atenção do governo e do público para os efeitos das alterações climáticas na Austrália. A precipitação no diminuiu em 10 a 20% desde a década de 1970, enquanto que o sudeste da Austrália também experienciou um declínio moderado desde a década de 1990. Prevê-se que as chuvas se tornem mais intensas e menos frequentes, bem como mais comuns no verão do que no inverno. As fontes de água nas áreas do sudeste da Austrália esgotaram-se devido ao aumento da população nas áreas urbanas, juntamente com uma seca prolongada e persistente. As alterações climáticas estão a afetar negativamente o meio ambiente, a economia e as comunidades do continente. A Austrália é vulnerável aos efeitos do aquecimento global projetado para os próximos 50 a 100 anos devido às suas extensas áreas áridas e semiáridas e clima já quente, alta variabilidade anual de chuvas e pressões existentes no abastecimento de água. O alto risco de incêndio do continente aumenta essa suscetibilidade às mudanças de temperatura e clima. Além disso, a população da Austrália está altamente concentrada em áreas costeiras, e a sua importante indústria de turismo depende da saúde da Grande Barreira de Coral e de outros ecossistemas frágeis. Os impactos das alterações climáticas na Austrália serão complexos e até certo ponto incertos, mas uma maior previsão pode permitir que o país proteja o seu futuro por meio de mitigação e adaptação planeadas. A mitigação, como parar a queima de e noutros países, pode limitar as alterações climáticas e os seus impactos, enquanto que a adaptação pode ser realizada ao nível nacional e local. A análise das trajetórias de emissões futuras indica que, se não forem controladas, as emissões humanas de gases de efeito estufa (GEE) aumentarão várias vezes durante o século XXI. Consequentemente, as temperaturas médias anuais da Austrália estão projetadas para aumentar 0,4-2,0°C acima dos níveis de 1990 até o ano de 2030, e 1–6°C em 2070. Prevê-se que a precipitação média no sudoeste e sudeste da Austrália diminua durante esse período, enquanto que regiões como o noroeste podem sofrer aumentos na precipitação. Enquanto isso, as costas da Austrália sofrerão erosão e inundação de uma estimativa de 8 a 88cm de aumento do nível global do mar. Essas alterações climáticas terão diversas implicações para o meio ambiente, economia e saúde pública da Austrália. Os impactos futuros incluirão inundações mais severas, secas e ciclones. Atingir zero emissões até 2050 possivelmente não seria suficiente para evitar um aumento de 2 graus na temperatura. A exposição dos indígenas australianos aos impactos das mudanças climáticas é exacerbada pelas desvantagens socioeconómicas existentes que estão ligadas à marginalização colonial e pós-colonial. As questões climáticas incluem , ondas calor, inundações, ciclones, aumento do nível do mar, aumento das temperaturas e erosão. As comunidades mais afetadas pelas alterações climáticas são as do Norte, onde os aborígenes e os povos das ilhas do Estreito de Torres representam 30% da população. As comunidades aborígenes e do Estreito de Torres localizadas no litoral norte são as mais desfavorecidas devido a questões sociais e económicas e à sua dependência de terras tradicionais para alimentação, cultura e saúde. Isso levantou a questão para muitos membros da comunidade nessas áreas: "Devemos ficar ou mudar-nos?" أصبح التغير المناخي في أستراليا قضية هامة منذ بداية القرن الحادي والعشرين. في عام 2013، نشرت هيئة البحوث الأسترالية تقريرًا يٌظهر أن أستراليا تصبح أكثر حرًا، وأنها ستتعرض للمزيد من الموجات الحارة، ومواسم أطول من حرائق الغابات نتيجة التغير المناخي. في عام 2014، أصدر مكتب الأرصاد الجوية تقريرًا يتعلق بحالة المناخ في أستراليا، والذي أبرز العديد من النقاط الأساسية، بما فيها الزيادة الملحوظة في درجات الحرارة في أستراليا، خاصة درجات الحرارة ليلًا، وزيادة وتيرة حرائق الغابات، وفترات الجفاف، والفيضانات التي ارتبطت جميعها بالتغير المناخي. منذ بداية القرن العشرين تعرضت أستراليا لزيادة في متوسط درجات الحرارة السنوية بما يقارب درجة مئوية، مع حدوث الاحترار خلال الأعوام الخمسين الماضية بضعف المعدل الحادث خلال الأعوام الخمسين التي سبقتها. ركزت الأحداث المناخية الأخيرة مثل الموجات الحارة الشديدة، والجفاف المنتشر، اهتمام الحكومة والعامة نحو آثار التغير المناخي في أستراليا. انخفضت الأمطار في جنوب غرب أستراليا بنسبة 10-20% منذ السبعينيات، بينما تعرض جنوب شرق أستراليا إلى انخفاض طفيف منذ التسعينيات. يُعتقد أن تصبح أنماط هطول المطر أكثر التباسًا، إذ أصبحت الأمطار أكثر غزارة، وأقل تكرارًا، وأكثر شيوعًا في الصيف منها في الشتاء، مع انخفاض أو انعدام التحسن في المطر في الهضبة الغربية والأراضي المنخفضة وسط أستراليا. استُنفذت مصادر المياه في المناطق الجنوبية الشرقية من أستراليا نتيجة زيادة تعداد السكان في المناطق العمرانية (زيادة الطلب) المقترن بعوامل التغير المناخي مثل استمرار الجفاف الممتد (نقص العرض). في الوقت ذاته، لا تزال انبعاثات الغازات الدفيئة في أستراليا هي ذات النصيب الأعلى لكل فرد في منظمة التعاون الاقتصادي والتنمية. ارتفعت أيضًا درجات الحرارة بشدة في أستراليا منذ عام 1910، وأصبحت الليالي أدفأ.فُرضت ضريبة الكربون من قِبل حكومة جيلارد سعيًا إلى تقليل أثر التغير المناخي، وعلى الرغم من بعض الانتقادات، نجحت الضريبة في تقليل انبعاثات ثنائي أكسيد الكربون في أستراليا، مع انخفاض نسبة توليد الكهرباء بالفحم بنسبة 11% من 2008-2009. انتُخبت الحكومة الأسترالية التالية في 2013 بقيادة رئيس الوزراء توني أبوت الذي انتُقد لكونه «في إنكار تام للتغير المناخي». عُرف أبوت بمواقفه المعادية للتغير المناخي كما ظهر في العديد من السياسات التي تبنتها إدارته. خلال اجتماع عُقد في المملكة المتحدة بشأن الاحتباس الحراري، ذكرت التقارير أنه صرح بأن المنددين بالتغير المناخي متشائمون، مؤكدًا على الحاجة إلى صناعة السياسات «القائمة على الأدلة». ألغت حكومة أبوت ضريبة الكربون في 17 يوليو من عام 2014 في خطوة انتُقدت بشدة. عُدل هدف الطاقة المتجددة الذي أُطلق في 2001. لكن خلال فترة حكومة مالكولم تورنبول، حضرت أستراليا مؤتمر الأمم المتحدة للتغير المناخي في عام 2015، وصدقت على اتفاقية باريس، التي تقضي بمراجعة أهداف تقليل الانبعاثات كل 5 سنوات بدءًا من 2020. Climate change in Australia has been a critical issue since the beginning of the 21st century. Australia is becoming hotter and more prone to extreme heat, bushfires, droughts, floods, and longer fire seasons because of climate change. Since the beginning of the 20th century, Australia has experienced an increase of over 1.4 °C in average annual temperatures, with warming occurring at twice the rate over the past 50 years as in the previous 50 years. Recent climate events such as extremely high temperatures and widespread drought have focused government and public attention on the effects of climate change in Australia. Rainfall in southwestern Australia has decreased by 10–20% since the 1970s, while southeastern Australia has also experienced a moderate decline since the 1990s. Rainfall is expected to become heavier and more infrequent, as well as more common in summer rather than in winter. Water sources in the southeastern areas of Australia have depleted due to the increasing population in urban areas coupled with a persistent prolonged drought. Climate change is negatively affecting the continent's environment, economy, and communities. Australia is vulnerable to the effects of global warming projected for the next 50 to 100 years because of its extensive arid and semi-arid areas, and already warm climate, high annual rainfall variability, and existing pressures on water supply. The continent's high fire risk increases this susceptibility to changes in temperature and climate. Furthermore, Australia's population is highly concentrated in coastal areas, and its important tourism industry depends on the health of the Great Barrier Reef and other fragile ecosystems. The impacts of climate change in Australia will be complex and to some degree uncertain, but increased foresight may enable the country to safeguard its future through planned mitigation and adaptation. Mitigation, such as stopping burning coal in Australia and other countries, may limit climate change and its impacts, while adaptation can be performed at national and local levels. Analysis of future emissions trajectories indicates that left unchecked, human emissions of greenhouse gases (GHG) will increase several fold during the 21st century. Consequently, 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. Meanwhile, Australia's coastlines will experience erosion and inundation from an estimated 8–88 cm increase in global sea level. Such climate changes will have diverse implications for Australia's environment, economy, and public health. Future impacts will include more severe floods, droughts, and cyclones. Reaching zero emissions by 2050 possibly would not be enough for preventing 2 degrees temperature rise. The exposure of Indigenous Australians to climate change impacts is exacerbated by existing socio-economic disadvantages which are linked to colonial and post-colonial marginalisation. Climate issues include wildfires, heatwaves, floods, cyclones, rising sea-levels, rising temperatures, and erosion. The communities most affected by climate changes are those in the North where Aboriginal and Torres Strait Islander people make up 30% of the population. Aboriginal and Torres Strait Islander communities located in the coastal north are the most disadvantaged due to social and economic issues and their reliance on traditional land for food, culture, and health. This has raised the question for many community members in these areas, "Should we stay or move away?"
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