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The Prospects of Climate Engineering
Climate engineering may offer a last-ditch technological solution to catastrophic climate change, but who makes the decisions on which solutions to implement, and who the beneficiaries will be? Once we start fiddling with the Earth’s fundamental processes, where will it end?
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Tropical Cyclones Causing Billions in Losses Dominate 2019 Natural Catastrophe Picture
Natural catastrophes cause overall losses of $150 billion, with insured losses of about $52 billion. Severe typhoons in Japan cause the year’s biggest losses. Hurricane Dorian, the strongest hurricane of the year, devastates the Bahamas, but the U.S. mainland was largely spared. Humanitarian tragedy caused by cyclones in Mozambique, with more than 1,000 deaths. – Better protection is urgently needed
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Climate Change will Take Increasingly Heavier Toll on People’s Welfare, Security: Experts
The World Economic Forum has just issued its annual Global Risk Report, based on input from more than 750 global experts and decision-makers, who were asked to rank their biggest concerns in terms of likelihood and impact on the welfare and security of people around the world. For the first time in the survey’s 10-year outlook, the top five global risks in terms of likelihood are all related to the environment: intensification of extreme weather events; failure of climate mitigation and adaptation; increasing human-induced damage to the environment; ecosystem collapse; growing vulnerability of more people to natural disasters such as earthquakes, tsunamis, hurricanes, volcanic eruptions, and geomagnetic storms.
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On A Hotter Planet, We Are All Australians
Warm the human body by 7 degrees Fahrenheit and death ensues. David Spratt writes that on the Paris Agreement emissions trajectory, the entire world is heading for around 7 degrees Fahrenheit of warming once system feedbacks are included. The Lancet wrote: “Without immediate and efficient climate action, catastrophic bushfires will become a common disaster and might destroy the future of Australia and possibly of humanity.” Spratt says: “On a hotter planet, we are all Australians, one way or another. And the fire season is far from over.”
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The Heat Human Activity Has Added to World’s Oceans in the Past 25 Years Is Equivalent to 3.6 Billion Hiroshima-Size Bombs
The Hiroshima atom-bomb exploded with an energy of about 63,000,000,000,000 Joules. The amount of heat mankind has put in the world’s oceans in the past 25 years equals to 3.6 billion Hiroshima atom-bomb explosions. A new analysis shows the world’s oceans were the warmest in 2019 than any other time in recorded human history, especially between the surface and a depth of 2,000 meters. The new studyalso concludes that the past ten years have been the warmest on record for global ocean temperatures, with the past five years holding the highest record.
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2019: 2nd Wettest Year on Record for U.S.; $14 Billion Climate Disasters
It was another year of record-making weather and climate for the U.S. in 2019, which was the second wettest behind 1973. Fourteen billion-dollar disasters that struck the U.S. last year included Hurricane Dorian, historic flooding and severe storms.
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The Costs of Closing Germany’s Nuclear Power Plants
Many countries have phased out production of nuclear energy because of concerns related to nuclear waste and the risk of nuclear accidents. A new study explores Germany’s decision, after the 2011 Fukushima accident, to replace nuclear power with fossil-fuel power generation, finding that the switch to fossil fuel-fired power resulted in considerable increases in pollution at an estimated annual social cost of about $12 billion.
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DHS Listed Climate Activist Group as “Extremists” Alongside Mass Killers
A group of environmental activists engaged in civil disobedience targeting the oil industry have been listed in internal Department of Homeland Security documents as “extremists” and some of its members listed alongside white nationalists and mass killers. Those listed are five members of Climate Direct Action who formed what has been dubbed the Valve Turners, after closing the valves on pipelines in four states carrying crude oil from Canada’s tar sands on 11 October 2016. It was described as the largest coordinated action of its kind and for a few hours the oil stopped flowing.
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Climate Change to Make Wildfires in Oregon's Blue Mountains More Frequent, Severe
Under a warming climate, wildfires in Oregon’s southern Blue Mountains will become more frequent, more extensive and more severe, a new study finds. The researchers urge forest managers to continue to reduce fuel continuity through accelerated rates of thinning and prescribed burning to help reduce the extent and severity of future fires.
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Extreme Conditions Created “Perfect Storm” for Catastrophic Aussie Fires
An Australian fire expert says her analyses of bushlands around Sydney in the final months of 2019 indicated that the landscape was primed for these catastrophic fires—but it was series of other conditions, all happening concurrently, that ultimately led to the disaster. The recent drought conditions were key to creating the “perfect storm” that allowed all other pre-conditions to occur concurrently.
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Australia’s Fires: The Worst Is Yet to Come
“Human-caused climate change is most certainly an important contributing factor to the recent fire season in Australia,” says an expert. “What is perhaps most concerning, is that while this year’s fire season, just now underway, appears to be unprecedented, forecasts suggest it will be dwarfed by future conditions.”
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International Effort to Improve Urban Resilience
Extreme climate events are severely affecting communities in the U.S. and around the world. The examples are plenty. Bushfires in Australia, wildfires in California, flooding on both U.S. coasts and inland, and much more. In the face of extreme climate events, experts explore developing nature-based solutions.
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Climate Change Intensified Hurricane Florence’s Precipitation and Size
found that Hurricane Florence produced more extreme rainfall and was spatially larger due to human-induced climate change. Previous research has suggested that human influences such as emission of greenhouse gasses that alter climate does affect precipitation in extreme storms. The research in this study, however, is a first to use a “forecast attribution” framework that enables scientists to investigate the effect of climate change on individual storm events days in advance.
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Climate Changes Detected in Daily Weather
Climate researchers can now detect the fingerprint of global warming in daily weather observations at the global scale. They are thus amending a long-established paradigm: weather is not climate –but climate change can now be detected in daily weather.
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6. Climate Change’s Threat to National Security
The past year saw more military and intelligence services of more governments give expression to their recognition of the serious threat the consequences of climate change pose to national security and international stability.
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