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China's soaring coal consumption in the last decade held back global warming as sulfur emissions served as a coolant, according to a study that takes head-on a key argument of climate skeptics.
While 2005 and 2010 are tied as the hottest years on record, skeptics have charged that an absence of a steady rise from 1998 to 2008 disproves the view that people are heating up the planet through greenhouse gas emissions.
Robert Kaufmann, a professor at Boston University, said he was motivated to conduct the study after a skeptic confronted him at a public forum, telling him he had seen on Fox News that temperatures had not risen over the decade.
"Nothing that I had read that other people have done gave me a quick answer to explain that seeming contradiction, because I knew that carbon dioxide concentrations have risen," Kaufmann told AFP.
Originally posted by JohhnyBGood
Earth is not heating - it is now in a (likely) in a 30 yr cooling phase - this Bozo is trying to say that sulphur dioxide emissions from the coal cooled the atmosphere more than the CO2 warmed it.
Originally posted by kro32
Originally posted by JohhnyBGood
Earth is not heating - it is now in a (likely) in a 30 yr cooling phase - this Bozo is trying to say that sulphur dioxide emissions from the coal cooled the atmosphere more than the CO2 warmed it.
Actually we are heating up far quicker than any other period in recorded history. That's just a matter of measuring the temperature and comparing it to core samples. Not debated.
But how will we know whether the earth is warming or cooling? Today, it all depends on the data source. Two authorities provide us with analysis of long-term surface temperature trends. Both agree on the global temperature trend until 1998, at which time a sharp divergence occurred. The UK Meteorological Office's Hadley Center for Climate Studies Had-Crut data shows worldwide temperatures declining since 1998. According to H
By contrast, NASA data shows worldwide temperatures increasing at a record pace - and nearly a full degree warmer than 1880.
The other two widely used global temperature data sources are from earth-orbiting satellites UAH (University of Alabama at Huntsville) and RSS (Remote Sensing Systems.) Both show decreasing temperatures over the last decade, with present temperatures barely above the 30 year average.
Originally posted by JohhnyBGood
Earth is not heating - it is now in a (likely) in a 30 yr cooling phase.
Originally posted by USAisdevil
the climategate scandal debunked Global warming ..Period
second line