Tag Archives: Mauna Loa

Dallas Cowboys Stadium Seating and Atmospheric CO2

With the possibility of the coldest Super Bowl ever coming this week, this story about CO2 concentration seemed appropriate. Ryan Scott Welch writes: Anthony as you know, many people don’t know much about the earth’s atmosphere.  For example, when questioned … Continue reading

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Posted in Carbon dioxide, Curious things | Tagged , , , , | 344 Comments

NSF says biosphere is breathing in CO2 more deeply

Press Release 13-139 Seasonal carbon dioxide range expanding as more is added to Earth’s atmosphere Northern Hemisphere land-based ecosystems “taking deeper breaths,” scientists find Levels of carbon dioxide in the atmosphere rise and fall each year as plants, through photosynthesis … Continue reading

Posted in Carbon dioxide | Tagged , , , , , , , | 89 Comments

Claim: How the IPCC arrived at climate sensitivity of about 3 deg C instead of 1.2 deg C.

UPDATE from Girma: “My title should have been ‘How to arrive at IPCC’s climate sensitivity estimate’ instead of the original” Guest essay by Girma Orssengo, PhD 1) IPCC’s 0.2 deg C/decade warming rate gives a change in temperature of dT … Continue reading

Posted in Climate sensitivity, IPCC | Tagged , , , , , , , | 172 Comments

Premature 400 PPM fail-a-bration

It seems we didn’t reach 400PPM last week after all. The data has been revised. Ooops. ‘Carbon dioxide measurements in the Earth’s atmosphere did not break the symbolic milestone of 400 parts per million at a Hawaiian observatory last week, … Continue reading

Posted in Carbon dioxide | Tagged , , , , | 106 Comments

The 400 PPM FUD Factory: T-shirts now available

Steve Milloy at JunkScience points out what is above the fold in the NYT today – FUD Fear, Uncertainty, Doubt Here’s his scan of the front page at right: Readers may recall my post What 400 ppm of CO2 in … Continue reading

Posted in Climate News, Fun_stuff | Tagged , , | 114 Comments

Mauna Loa hits 400 PPM of CO2, alarmists wail and gnash teeth, Earth survives

Source: http://www.esrl.noaa.gov/gmd/ccgg/trends/weekly.html Al Gore calls for a day of prayer and reflection, and bothering your neighbor: So please, take this day and the milestone it represents to reflect on the fragility of our civilization and and the planetary ecosystem on … Continue reading

Posted in Carbon dioxide | Tagged , , , , , , , | 292 Comments

How well did Hansen (1988) do?

Guest Post by Ira Glickstein. The graphic from RealClimate asks “How well did Hansen et al (1988) do?” They compare actual temperature measurements through 2012 (GISTEMP and HadCRUT4) with Hansen’s 1988 Scenarios “A”, “B”, and “C”. The answer (see my … Continue reading

Posted in Carbon dioxide, Forecasting, Modeling, NASA GISS | Tagged , , , , , , , , | 212 Comments

A climate of scepticism

Guest post by Philip Lloyd, Energy Institute, CPUT The world is getting a little warmer. Of that there is no doubt. The measurements by which we know that it is warming are poor. The figures are not accessible, and keep … Continue reading

Posted in The Skeptic's Case | Tagged , , , , , , , | 144 Comments

BEST, Volcanoes and Climate Sensitivity

Guest Post by Willis Eschenbach I’ve argued in a variety of posts that the usual canonical estimate of climate sensitivity, which is 3°C of warming for a doubling of CO2, is an order of magnitude too large. Today, at the … Continue reading

Posted in Berkeley Earth Surface Temperature, Climate sensitivity, Volcanoes | Tagged , , , , , , | 89 Comments

The Climate Swoosh

by J Storrs Hall In my previous post, I argued that sea-surface temperatures hadn’t shown an inflection in the mid-twentieth century, and that the post-50′s rise was essently a land-based phenomenon. To take the analysis further, I thought I could … Continue reading

Posted in Carbon dioxide | Tagged , , | 109 Comments

CO2 increase is “like hitting our ecosystem with a sledge-hammer”

That comes from this statement in the press release: Professor Kennedy said that the doubling of the amount of carbon dioxide in our atmosphere over the past 50 years is “like hitting our ecosystem with a sledge-hammer” Hmmm, you’d think … Continue reading

Posted in Alarmism, Carbon dioxide, Ridiculae | Tagged , , , , | 99 Comments