Question:

When will we find out February's temperatures were also well below average?

by  |  earlier

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so people stop talking about only january?

Does anyone know when the numbers come in? March has been cold here too, and apparently in other places in the world too based on observations.

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8 ANSWERS


  1. It doesn't matter, warming of the global can cause anything to happen, especially tax increases.


  2. We should find out very soon.  Here's the site from NASA:

    http://data.giss.nasa.gov/gistemp/graphs...

    We can see that for the last year we have been trending downward.  Let's see if we can make that a 13 month trend, and most likely this could be the first month below average temperatures in over 10 years.

  3. Ask Al Gore.  He invented global warming right after he finished inventing the Internet.

  4. The past year was a year for some of the coldest records, yes. However, when talking climate you cannot refine it to the geological blink of an eye (i.e. a year). Yearly variations will not be down to steady climate change, but various local climate factors.

    Temperature is not following CO2, but every peice of data you will find that the temperature does increase after CO2 has risen, and the temperature increase releases yet more CO2.

  5. The GISS data is already out.  Feb 2008 was 0.26 C above the 1951 - 1980 baseline average (Jan 2008 was 0.12 C above the baseline for comparison).  It was the coldest since 1994, but is warmer (or tied in the case of 1935 & 1944) than every February prior to 1973.  

    The past 12-month average is 0.473 C above the baseline average.

    None of this is significant (and you are badly misinformed if you expect a monthly or yearly linear correlation between CO2 and global average temperature), as climate trends are detected over decades, not months.  And we are not in an equilibrium state right now, so the final warming (whatever that might be) for the current level of atmospheric CO2 won't be known for years to come (if ever).

    The reason for the current relative coolness (still well above the norm), is easily understood.  Deep ocean water is in the range of 2 - 4 C.  When a significant amount rises to the surface (as occurs during a La Nina - which is now occurring) that will clearly lower the temperature in that region (causing a global average drop), plus cause other weather anomalies throughout the world.  But since La Nina's don't last forever, this is a merely short-term effect.  Long after La Nina is gone, the atmospheric CO2 levels will still be higher than in pre-industrial time and thus trapping more heat.

  6. prob within the next week.

  7. What would one or two months of weather in certain areas of the Northern Hemisphere mean to you?

    Are you claiming that not 1, but 2 whole months of cold weather (if the number do add up to that result globally) would in some way counteract the past 1200+ months showing global climate change?

    You're familiar with the El Nino Southern Oscillation, so why do you pretend for a moment that it doesn't exist to ask questions such as this?

    http://www.columbia.edu/~jeh1/mailings/2...

    "El Nino-La Nina Cycle. The cooler than normal equatorial region just to the west of South America is a reflection of the ongoing La Nina phase of a phenomenon dubbed the Southern Oscillation. In the La Nina phase of the El Nino-La Nina cycle the equatorial winds in the Pacific Ocean blow with stronger than average force from the east, driving warm surface waters toward the Western Pacific. This induces upwelling of cold deep water near Peru, which then spreads westward along the equator. Figure 2, the surface temperature anomaly for July-December, shows that the La Nina equatorial cooling is strong in the second half of the year. The La Nina should thus continue to affect global temperatures into 2008."

    "The Southern Oscillation and the solar cycle have significant effects on year-to-year global temperature change. Because both of these natural effects were in their cool phases in 2007, the unusual warmth of 2007 is all the more notable. It is apparent that there is no letup in the steep global warming trend of the past 30 years (see 5-year mean curve in Figure 1a)."

    “'Global warming stopped in 1998' has become a recent mantra of those who wish to deny the reality of human-caused global warming. The continued rapid increase of the five-year running mean temperature exposes this assertion as nonsense. In reality, global temperature jumped two standard deviations above the trend line in 1998 because the 'El Nino of the century' coincided with the calendar year, but there has been no lessening of the underlying warming trend.

    ---

    "The large short-term temperature fluctuations have no bearing on the global warming matter or the impacts of global warming..."

    http://www.columbia.edu/~jeh1/mailings/2...

  8. to answer your question, I DONT KNOW

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