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In an irony of climate change, the scientists said the sudden surge of warming—especially since 2010—is driven mainly by steep reduction of climate-cooling sulfate aerosol particles in the past 10 to 20 years, as new regulations limited emissions from the biggest sources, including the burning of coal and heavy ship fuels.
Compared with natural gas units, coal-fired units produced over 90 times as much sulfur dioxide, twice as much carbon dioxide and over five times as much nitrogen oxides per unit of electricity, largely because coal contains more sulfur and carbon than natural gas.
originally posted by: Degradation33
** Fallacy Clarification **
Natural gas emits nearly a 1:1 ratio of Co2 and So2 when burned. 117 lbs for every 100 lbs respectively. I used that as a baseline in a comparison for how burning coal puts out way more cooling agents than warming agents. "40x" is around 25% exaggerated.
We live & we die , end of story .
originally posted by: Degradation33
This made my day. Sorry I click-baited everyone with this title.
insideclimatenews.org...
At first I thought, "Oh good, another retired NASA scientist is going to falsely attribute a rapid rise the past few years to something".
In an irony of climate change, the scientists said the sudden surge of warming—especially since 2010—is driven mainly by steep reduction of climate-cooling sulfate aerosol particles in the past 10 to 20 years, as new regulations limited emissions from the biggest sources, including the burning of coal and heavy ship fuels.
Holy crap, it makes sense!
See, we need those aerosols to combat global warming! The things we banned for ripping a hole in the ozone (among other things) actually did some volcanic things, who would have guessed?
I'm wondering if you can parallel the reduction in sulfate emissions perfectly with the rise in temperature? Burning coal produces over 40× more sulfur dioxide than it does carbon dioxide. Even in personal units.
Compared with natural gas units, coal-fired units produced over 90 times as much sulfur dioxide, twice as much carbon dioxide and over five times as much nitrogen oxides per unit of electricity, largely because coal contains more sulfur and carbon than natural gas.
So where has sulfur dioxide been? Why has aerosol cooling been overlooked? And what if coal is the counterintuitive reason behind all this data variance showing an incontrovertible sharp rise in temperatures since 2010? Or the missing piece all along?
Maybe it's like that time we killed all the gray wolves and were overrun by deer. Totally something humans would do. Roads to hell and intention.
So next time it's a blistering 95 degree 90% humidity day somewhere out East you can thank emission reduction for the sauna-like conditions being more common.
Save The Earth from global warming, BRING BACK COAL FIRED POWER TODAY! If proven, which intuition says it will be, clean energy contributes to global warming by pivoting nations away from dirty old coal. You want to stop the ice caps melting? Burn coal.
Irony is fun.
My own thoughts:
Earth is a dynamo in and of itself. A complex massive interdependent thing, like a superorgamism, also capable of adaptation. It's adapted to million year long flood volcanism events and the resulting anoxic oceans. The sudden change (reduction) in what it had gotten used to screwed it up more than anything else. I honestly believe this wild climate is a product of a sudden attempt of being mindful of what we do to it.
Late addition:
They falsely attributed the accelerating rise in temperature to Co2 all along. They overlooked the deemphasis on coal since the 70's and failed to correlate the accelerated rate of coal deemphasis to a proportional rise in temperature. They knew they were doing something, sacrificed cooling to go after warming, and unintentionally accelerated it.
originally posted by: KnightSeeker
Instead of blaming humans, or industry, or farting cows for climate change, I think we just need to learn to flow with it. It's been happening with or without us for untold millions of years and will continue to do so. Think of all the industries, technology, jobs, careers, and unknown discoveries that will result from dealing with climate change. It's not just a problem, it's opportunities.
Sulfur dioxide causes a range of harmful effects on the lungs, as the EPA's most recent review of the science concluded:
Wheezing, shortness of breath and chest tightness and other problems, especially during exercise or physical activity.
Continued exposure at high levels increases respiratory symptoms and reduces the ability of the lungs to function.
Short exposures to peak levels of SO2 in the air can make it difficult for people with asthma to breathe when they are active outdoors.
Rapid breathing during exercise helps SO2 reach the lower respiratory tract, as does breathing through the mouth.
Increased risk of hospital admissions or emergency room visits, especially among children, older adults and people with asthma.
What are the health effects of SO2?
Short-term exposures to SO2 can harm the human respiratory system and make breathing difficult. People with asthma, particularly children, are sensitive to these effects of SO2.
SO2 emissions that lead to high concentrations of SO2 in the air generally also lead to the formation of other sulfur oxides (SOx). SOx can react with other compounds in the atmosphere to form small particles. These particles contribute to particulate matter (PM) pollution. Small particles may penetrate deeply into the lungs and in sufficient quantity can contribute to health problems.
Learn more about particulate matter
What are the environmental effects of SO2 and other sulfur oxides?
At high concentrations, gaseous SOx can harm trees and plants by damaging foliage and decreasing growth.
SO2 and other sulfur oxides can contribute to acid rain which can harm sensitive ecosystems.
Visibility
SO2 and other sulfur oxides can react with other compounds in the atmosphere to form fine particles that reduce visibility (haze) in parts of the United States, including many of our treasured national parks and wilderness areas.
Deposition of particles can also stain and damage stone and other materials, including culturally important objects such as statues and monuments.