Как да отразяваме екстремното време и връзката му с климатичните промени
Summary
The document explains attribution studies—which use climate models to determine if and how much human-induced climate change affected a specific event—and provides guidance on reporting various extreme phenomena. It details how global warming increases the probability and intensity of heatwaves and heavy precipitation globally, while the effects on droughts, wildfires, and tropical cyclones vary by region or specific metric. It emphasizes that while climate change influences the risk and intensity of these events, human factors like land use and water management also contribute to whether an event becomes a disaster.
Key insights
- Attribution studies use a three-step process to determine the role of human activity in extreme weather: simulating the current warmed climate, simulating a world without human-induced emissions, and comparing the two to calculate changes in probability or intensity.
- There is a very strong global link between climate change and heatwaves; every 1ºC increase in global temperature makes heatwaves hotter by more than 1ºC, and the probability of the most extreme temperatures increases most rapidly.
- Anthropogenic climate change increases the frequency and intensity of heavy precipitation globally, primarily because a warmer atmosphere holds more moisture (approximately 7% more per 1ºC of warming).
- While the total number of tropical cyclones annually has not increased globally, climate change increases the frequency of the most intense (Category 3–5) storms, their rainfall amounts, and the height of storm surges due to rising sea levels.
- The link between climate change and droughts is complex and region-specific; risks are increasing with high certainty in the Mediterranean, Southern Africa, Central and East Asia, Southern Australia, and western North Africa.
- Fire-prone weather is increasing on all continents due to climate change, with high certainty for Southeast Europe, Northern Eurasia, the USA, and Australia, as warming extends fire seasons and increases flammable biomass.
- Extreme cold events are becoming less likely and less intense globally due to climate change, although heavy snowfall may increase in specific high-latitude regions like parts of North America, East and North Asia, and Greenland.
Cite the original document
- APA
- Кларк, Б., & Ото, Ф. (2023). Как да отразяваме екстремното време и връзката му с климатичните промени. World Weather Attribution. http://www.worldweatherattribution.org/wp-content/uploads/BGR_Reporting-extreme-weather-and-climate-change.pdf
- Chicago
- Кларк, Бен, and Фредерике Ото. Как да отразяваме екстремното време и връзката му с климатичните промени. World Weather Attribution, 2023. http://www.worldweatherattribution.org/wp-content/uploads/BGR_Reporting-extreme-weather-and-climate-change.pdf.
- Wikipedia
- {{cite report |last1=Кларк |first1=Бен |last2=Ото |first2=Фредерике |title=Как да отразяваме екстремното време и връзката му с климатичните промени |publisher=World Weather Attribution |date=2023 |url=http://www.worldweatherattribution.org/wp-content/uploads/BGR_Reporting-extreme-weather-and-climate-change.pdf |access-date=23 October 2026 |via=Climate Insights Directory}}
- BibTeX
- @techreport{2023, author = {Кларк, Бен and Ото, Фредерике}, title = {{Как да отразяваме екстремното време и връзката му с климатичните промени}}, institution = {World Weather Attribution}, year = {2023}, url = {http://www.worldweatherattribution.org/wp-content/uploads/BGR_Reporting-extreme-weather-and-climate-change.pdf}, urldate = {2026-10-23}, note = {Indexed by Climate Insights Directory} }
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