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Date: 2024-10-31 Page is: DBtxt001.php txt00023165 |
WEATHER
LA NINA The World Has a $1 Trillion La Nina Problem ... It’s all but guaranteed the world will see another year of weather disasters that destroy homes, ruin crops, disrupt shipping and threaten lives. Sea Surface Temperature Anomaly (June–Sept. 2022) 7-Day Moving Average (ºC) −3−2−10+1+2+3 The World Has a $1 Trillion La Nina Problem ... It’s all but guaranteed the world will see another year of weather disasters that destroy homes, ruin crops, disrupt shipping and threaten lives. Original article: https://www.bloomberg.com/graphics/2022-la-nina-weather-risk-global-economies/ Peter Burgess COMMENTARY It has been pretty clear in my lifetime that the climate has been changing. The change has not been 'linear' but over time, clearly different, reflecting complexity of the weather systems rather than the alternative idea that it is simply the same old same old weather variability that has always existed. Frankly, this is not what the data show, and it is disingenuous to suggest otherwise. I started to be aware of this perhaps as much as 40 years ago in the ealry 1980s when I was doing some work with the UN in areas affected by drought. While many of the old tribal leaders did not have formal education, they remembered important facts including facts about changes in weather patterns going back to their youths in the 1920s and 1930s. This analysis suggests that La Nina is going to cost $1 trillian. I am not sure what that means. There is a somewhat sloppy use of words and numbers that serve as indicators of scale and importance, but which have no utility when it comes to fitting these facts into a coherent framework of meaningful metrics. Clearly the issue of climate change is a huge issue, but there is little progress yet towards accountability for the economic actors that have been responsible for the current state of the climate system. There has been a quite strong consensus for several years that greenhouse gases (GHGs) are a major contributing factor to climate change, but there is no consensus at all about who and how the ceonomic actors that have contributed to this change should be held accountable. This is not an easy problem to solve, but it is an important problem. While it is complex, it is apparent that this complexity has been and is being gamed by big actors like the energy companies in order to make accountability difficult and potential charge-backs near impossible. An issue that I consider to be important but does not appear to be part of the modern agenda is that almost all activities have both good and bad impacts ... the net of these is often measured and monitored. but that is not as useful as measuring the detailed make-up and total of the good and the detailed make-up and total of the bad. Some of the good is essential for a decent world, but along with that there is essential bad. Efforts need to focus on reducing this essential bad while increase the good ... and in this regard, technology has the promise, though not so much addressing such critical issues in anything like an optimal way. The impacts of climate change that are reported on in this article under the heading of a problem are thought provoking. I would think that if a rigorous cost analysis was undertaken that incorporated ideas of environmental and social cost as well as physical and money cost, the number might well be understated by an order of magnitude. The leaders of the world need to wake up, and wake up soon!!!!!!!!!! Peter Burgess | ||
The World Has a $1 Trillion La Nina Problem
It’s all but guaranteed the world will see another year of weather disasters that destroy homes, ruin crops, disrupt shipping and threaten lives. By Brian K. Sullivan and Sybilla Gross Green September 15, 2022 Graphics by Cedric Sam and Dean Halford Deadly floods in Pakistan. Scorching heat and wildfires in the US West. Torrential rains in Australia and Indonesia. A megadrought in Brazil and Argentina. As climate change pushes weather disasters to new extremes, it’s La Nina, an atmospheric phenomenon, that has been the driver behind the chaos since mid-2020. And now the planet stands on the cusp of something that’s only happened twice since 1950 – three years of La Nina. Another year of La Nina means the world is hurtling toward $1 trillion in weather-disaster damages by the time 2023 wraps up. The floods, droughts, storms and fires will destroy more homes, ruin more crops, further disrupt shipping, hobble energy supplies and, ultimately, end lives. It’s hard to imagine that all this destruction comes down to just a slight drop in temperatures way out in the gleaming blue waters of the equatorial Pacific Ocean. Note: Temperature anomalies measured in the Nino 3.4 region On a patch of ocean frequented by seals and fishing crews, less than a degree of cooling can bring on La Nina and upend the world’s weather. While the warm-cool ocean cycles have been happening for centuries, La Nina now means something more intense than ever before because of the way that climate change magnifies its calamities. The weather cycles that come from La Nina “just exacerbate all the problems that already exist in the big picture, like the war in Ukraine and rising commodity prices,” said Michael Pento, president and founder of Pento Portfolio Strategies. “When you add in the extreme weather, it just creates a scenario for higher energy prices, higher food prices and more inflation. It’s negative for the global economy, and it’s working against the Federal Reserve.” Odds that the cooling of the equatorial Pacific will linger through October have risen to 97%, according to a new forecast by the US Climate Prediction Center. The chances of La Nina sticking around through January are 80%. The last string of three La Ninas was 1998-2001, and before that 1973-1976, according to Michelle L’Heureux, a forecaster and scientist specializing in the phenomenon for the US Climate Prediction Center. But the current cycle has the potential for much more devastation because it’s happening when climate change is making the extremes more frequent and more intense. Costs from drought, winter storms and hurricanes spurred on by La Nina can race into the tens of billions, but are so widespread they’re also hard to calculate. The best measure is through losses tabulated by insurance firms. Weather catastrophes cost the world $268 billion in 2020, and another $329 billion in 2021, according to Aon, a data and research firm. If the coming period looks anything like the chaos La Nina brought in 2020 and 2021, the total during the three-string run will likely come close to, or possibly even top, $1 trillion by the end of 2023. While some of that total isn’t tied directly to La Nina, the phenomenon, along with climate change, is what’s setting the terms. “La Nina is like the conductor of a weather symphony,” L’Heureux said. That weather bill, which mostly tallies property loss and crop damage, doesn’t fully capture all of La Nina’s knock-on effects. The price of everything from a cup of coffee to the coal used in steelmaking is impacted by the weather. When those costs rise, it fuels inflation. Outside of a major war, La Nina is the one event that has its thumb on the scales of global markets, industries and economies. The cycle that brings on La Nina was first noticed by Peruvian fishermen in the 1600s, but it wasn’t fully understood until the 1960s. Scientists are investigating whether climate change is responsible for increasing the odds for a La Nina. Richard Seager, a research professor at Columbia University’s Lamont-Doherty Earth Observatory, said he and his colleagues theorize the rise of greenhouse gases in the atmosphere is making extended, strong La Ninas more likely. Still, more research is needed to fully understand the patterns. Here’s a look at La Nina’s recent impact across the globe North America Drought has spread across western parts of Canada and the US, leaving reservoirs nearly empty and causing widespread shortages of water for irrigation and hydroelectric power production An aerial photo of a road bridge over what appears to be dried-up red-colored land surrounding a water reservoir at low level, with a mountainous landscape in the background, on a mainly sunny day. ... Drought-stricken Lake Shasta near Redding, California, has been ringed with formerly submerged land all summer. David McNew/Getty Images North America In Texas, parched conditions brought huge losses for the cotton crop, sending prices to their highest in more than a decade earlier this year. The combination of little rain and hot weather means “2022 very well could be the next benchmark as the toughest crop-production year for the state in recent records,” said Kody Bessent, chief executive officer for Plains Cotton Growers Inc., which oversees farms across 42 counties in West Texas. “Growers will abandon more than half of this year’s crop.” La Nina Has Exacerbated Droughts Across the US West Abnormally Dry Moderate Drought Severe Drought Extreme Drought Exceptional Drought Atlantic Hurricanes While La Nina is a phenomenon of the Pacific, it also impacts hurricanes in the Atlantic during August, September and October, the heart of storm season. The changing weather patterns cut off a lot of wind shear in the Caribbean Sea and elsewhere across the basin, allowing more Atlantic hurricanes and tropical storms to form and grow stronger. In 2020, a record 30 storms formed. In 2021, there were 21, and this year forecasters are expecting well above the 14 systems that mark an average season. Australia Torrential rains have inundated large parts of New South Wales, Queensland and Victoria. The deluges have killed more than 20 people and damaged more than 15,000 homes, with insurance claims topping $3 billion. A woman wearing a first responder uniform in Lismore, Australia, with her knees deep in flood waters, in front of a house. The residences are visibly flooded, with piles of debris littering the front of the porch and garage ... A rural firefighter volunteer inspects a house surrounded by floodwater in Lismore, Australia, on March 31. Photographer: Dan Peled/Getty Images Heavy showers led to quality downgrades in last season’s grain crop, and this year’s downpours have already delayed wheat and barley planting. Overflowing waters can also engulf metallurgical coal mines in New South Wales and Queensland, the world’s biggest exporter of the steelmaking ingredient. Warm water pushed eastward by La Nina has led to the death of hundreds of small penguins that have washed up on the beaches of New Zealand. South America Intensely dry weather has hurt coffee, sugar and orange groves in Brazil, the world’s largest exporter of the three crops. The parched conditions are still a concern as the new coffee season gets underway, said Marco Antonio dos Santos, a meteorologist at Rural Clima. And extreme weather has also disrupted operations for the country’s iron-ore miners including Usiminas, Gerdau SA and Vale SA, the world’s second-largest producer. In Argentina, dryness has hurt soybean and corn crops that are key to the cash-strapped nation’s trade balance. The years-long drought has also dried out the Parana River, a key shipping route. Agricultural traders and farmers have had to grapple with the extra logistics and expense of sending more exports out of alternative ports. Close-up of a farmer’s hands holding dry-looking corn in a field ... Argentina’s key agriculture areas saw intense and prolonged heat coupled with little or no rain, in early 2022, resulting in stunted crops. Photographer: Anita Pouchard Serra/Bloomberg South Asia Flooding has devastated Pakistan, killing almost 1,500 people and causing at least $10 billion in damage. Deluges have also ripped across Bangladesh affecting an estimated 7.2 million people, according to the International Federation of Red Cross and Red Crescent Societies. Torrential rains in India have damaged about 300,000 homes. The weather patterns can be directly tied to La Nina, said Fahad Saeed, the regional lead for South Asia and the Middle East for Climate Analytics. “The monster flooding in Pakistan and elsewhere didn’t happen by chance.” An aerial view of a flooded residential area in a city in Pakistan, with muddy waters fully covering any street between the habitations ... Heavy monsoon rains flooded residential areas in Dera Allah Yar in Jaffarabad district, Balochistan province, Pakistan, in August. Photographer: Fida Hussain/AFP Sources: US Drought Monitor, National Drought Mitigation Center (NDMC), U.S. Department of Agriculture (USDA) and National Oceanic and Atmospheric Administration (NOAA) Editors: Millie Munshi and Yue Qiu With the assistance of: Jeremy C.F. Lin, Ben Sharples, Hallie Gu, Mai Ngoc Chau, Pratik Parija, Eltaf Najafizada, Arun Devnath, Marvin G Perez, Tatiana Freitas, Jonathan Gilbert, Mariana Durao, Dayanne Martins Sousa and Elizabeth Elkin
| The text being discussed is available at | https://www.bloomberg.com/graphics/2022-la-nina-weather-risk-global-economies/ and |
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