Tag Archives: Aerosol

Another negative climate feedback: more CO2 = more plants = more aerosols = cooling

Recall a couple of days ago that I posted on the aerosols released by trees: Those dirty trees: why hasn’t the EPA called for trees to be regulated? Now, from the International Institute for Applied Systems Analysis  comes a cause-effect … Continue reading

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Posted in Biomass, Climate News | Tagged , , , , , , , | 66 Comments

Pollution enhanced thunderstorms warm the planet?

From the DOE/Pacific Northwest National Laboratory, a new paper in GRL saying something that doesn’t make much sense to me. As shown in the diagram above, thunderstorms transport heat from the lower troposphere upwards. The heat source at the base … Continue reading

Posted in Aerosols, Modeling, thunderstorms, Weather | Tagged , , , , , , , , | 85 Comments

Spencer’s posited 1-2% cloud cover variation found

In a nutshell, with a −1.6%per decade change in cloud cover during 1954–2005, it becomes a climate forcing. While China is not the world, it bears consideration. The Hockey Schtick reports: New paper finds significant, natural decrease in cloudiness over … Continue reading

Posted in Aerosols, Climate sensitivity, clouds, Cosmic rays | Tagged , , , , , , , | 90 Comments

Linked: aerosol pollutants and rainfall patterns

From the University of Maryland Rising air pollution worsens drought, flooding, UMD-led study shows COLLEGE PARK, Md. – Increases in air pollution and other particulate matter in the atmosphere can strongly affect cloud development in ways that reduce precipitation in … Continue reading

Posted in Aerosols | Tagged , , , , , , | 72 Comments

The weekday -vs- weekend weather effect

Hailstorms and tornadoes are more common during the weekday due to human created aerosols. By Dr. Roger Pielke Sr. New Paper “Why Do Tornados And Hail Storms Rest On Weekends” By Rosenfeld and Bell 2011 There is a new paper which … Continue reading

Posted in Aerosols, modification, thunderstorms, tornadoes, Weather | Tagged , | 62 Comments