Tag Archives: Atmospheric Sciences

An Engineer’s Take on Climate Change #2

Posted on June 14, 2013 by

Guest essay by Ronald D. Voisin High Atmospheric CO2 is Good for All Life on Earth At an atmospheric concentration of 380ppm and higher the limited long-wave spectral absorption of CO2 is essentially saturated. Consequently, yet more atmospheric CO2 becomes … Continue reading →

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Posted in Carbon dioxide | Tagged , , , , , , , | 156 Comments

Cirrus Cloud seeds identified – will help in climate knowledge

Posted on May 10, 2013 by

From the Massachusetts Institute of Technology , a fairly important discovery, one that will help us understand the role clouds play in the Earth’s energy balance. The fact that mineral dust and metallic aerosols are identified would suggest that as … Continue reading →

Posted in Aerosols | Tagged , , , , , | 36 Comments

A new buzzword for pushing climate fear? ‘Explosive Cyclones’

Posted on February 11, 2013 by

After the past weekend’s silliness over a snowstorm that wasn’t all that much different than Nor’Easters of the past, I can imagine some CNN anchor using the phrase badly in the not too distant future, like suggesting sending in a … Continue reading →

Posted in extreme weather, Forecasting | Tagged , , , | 29 Comments

Slow Drift in Thermoregulated Emergent Systems

Posted on February 8, 2013 by

Guest Post by Willis Eschenbach In my last post, “Emergent Climate Phenomena“, I gave a different paradigm for the climate. The current paradigm is that climate is a system in which temperature slavishly follows the changes in inputs. Under my … Continue reading →

Posted in Emergence, Oceans, Science | Tagged , , | 206 Comments

From UAH – Global Temperature Report: January 2013

Posted on February 6, 2013 by

Second warmest January in past 35 Global climate trend since Nov. 16, 1978: +0.14 C per decade January temperatures (preliminary) Global composite temp.: +0.51 C (about 0.92 degrees Fahrenheit) above 30-year average for January. Northern Hemisphere: +0.55 C (about 0.99 … Continue reading →

Posted in Climate data | Tagged , , , , , , , | 55 Comments

Fare thee well, friend

Posted on November 13, 2012 by

Dr. Roger Pielke Sr. is retiring his blog. While he plans to focus more on research papers and a new book he is working on, I have no doubt he will continue to provide useful and insightful information to the … Continue reading →

Posted in Announcements | Tagged , , | 37 Comments

Tuesday Twitter titter

Posted on October 30, 2012 by

Note to Dr. Michael Mann: sarcasm only works when your don’t become the butt of the joke. Seen on Mann’s Twitter feed today with ALL CAPS for loud effect.

Posted in Humor, Michael E. Mann, Satire | Tagged , , , , | 76 Comments

Climate lab in a container on the high seas

Posted on October 1, 2012 by

From the Brookhaven National Laboratory: Yearlong MAGIC Climate Study Launches Climate instruments mounted aboard the Horizon Spirit container ship begin taking data The Horizon Spirit makes the round trip between Los Angeles and Hawaii every two weeks. UPTON, NY — A … Continue reading →

Posted in clouds, Modeling | Tagged , , , | 42 Comments

Evidence that stratospheric circulation changes drive ocean changes, and thus climate changes

Posted on September 24, 2012 by

From the University of Utah and the “science is not settled” department comes this interesting bit of research. Stratosphere targets deep sea to shape climate North Atlantic ‘Achilles heel’ lets upper atmosphere affect the abyss SALT LAKE CITY, Sept. 23, … Continue reading →

Posted in Oceans | Tagged , , , , , | 98 Comments

Another boost for shale gas – less impact than coal

Posted on July 17, 2012 by

From the AGU Journal Highlights: Replacing coal with natural gas would reduce warming A debate has raged in the past couple of years as to whether natural gas is better or worse overall than coal and oil from a global … Continue reading →

Posted in Coal, Energy, natural gas | Tagged , , , , , , , | 62 Comments

CO2 emissions – China is the big hockey stick in the room

Posted on July 6, 2012 by

China’s CO2 emission in millions of metric tons from 1980 to 2009: Source, EIA: http://www.eia.gov/countries/img/charts_png/CH_co2con_img.png From Harvard School of Engineering and Applied Sciences: Atmospheric scientists release first “bottom-up” estimates of China’s CO2 emissions Estimates capitalize on instrumental measurements of CO2 in … Continue reading →

Posted in Carbon dioxide | Tagged , , , , , , | 55 Comments

Keeping track of NOAA’s ENSO data changes

Posted on June 19, 2012 by

The NOAA Weekly ENSO Sea Surface Temperature Indices Webpage Has Changed Location By Bob Tisdale There has been concern expressed recently around the blogosphere that NOAA hasn’t updated their weekly El Niño-Southern Oscillation (ENSO) sea surface temperature-based indices webpage since May … Continue reading →

Posted in ENSO | Tagged , , , , , , , | 21 Comments

Spring warmth: weather, not climate

Posted on June 14, 2012 by

While alarmists bloviate about three months of warm weather citing it as cock-sure proof that global warming is at fault (like they always do), we have this from the University of Missouri-Columbia. It is research figuring out why this spring … Continue reading →

Posted in ENSO | Tagged , , , , , , | 72 Comments

ENSO has gone slightly positive

Posted on June 12, 2012 by

After holding on zero for a couple of weeks, the WUWT ENSO meter has gone slightly positive: As you can see, La Niña is fading:

Posted in ENSO | Tagged , , , , , , , | 28 Comments

Gavin Schmidt talk at URI

Posted on June 5, 2012 by

WUWT reader Gary writes in with this: Gavin Schmidt gave a lecture at my University yesterday and I thought you might like to see it. He starts at 21 minutes into the clip. The Metcalf Institute seeks to communicate science … Continue reading →

Posted in Presentations | Tagged , , , , , , , | 36 Comments

WUWT gets results

Posted on June 2, 2012 by

Readers may recall yesterday that I posted this story : As hurricane season starts, the FSU hurricane season forecast is the odd man out citing “active”. This was from the FSU press release at Eurekalert here which headlines “Hurricane season … Continue reading →

Posted in hurricanes | Tagged , , , , , , , , | 58 Comments

So Dinosaurs Could Fly ! – Part I

Posted on June 2, 2012 by

A look at diminishing atmospheric pressure Guest post by Andi Cockroft In an unrelated article of mine on Isostacy and Mean Sea Level posted here, I mentioned in passing a thesis paper by Theresa Cole (here) and here: ColeTheresaN2011MSc – … Continue reading →

Posted in Paleoclimatology | Tagged , , , , , , , | 239 Comments

Tornado outbreak expected through tomorrow from Texas to Nebraska

Posted on April 13, 2012 by

I’ve been watching this with concern, and NOAA just had a press briefing on the issue today. It seems we are headed for the “perfect storm”. The convective outlook from SPC yesterday showed strong potential for Friday/Saturday. Today’s SPC forecast … Continue reading →

Posted in tornadoes, Weather | Tagged , , , , , , , , , | 73 Comments

More uncertainty about warming – Study: Impact of warming climate doesn’t always translate to streamflow

Posted on April 6, 2012 by

From an OSU press release: CORVALLIS, Ore. – An analysis of 35 headwater basins in the United States and Canada found that the impact of warmer air temperatures on streamflow rates was less than expected in many locations, suggesting that … Continue reading →

Posted in hydroclimatology | Tagged , , , , , , | 39 Comments

UAH Global Temperature anomaly up in March at 0.11°C

Posted on April 4, 2012 by

Global Temperature Report: March 2012 U.S. hits record highs in March, Iowa is ‘warmest’ place on Earth Global climate trend since Nov. 16, 1978: +0.13 C per decade March temperatures (preliminary) Global composite temp.: +0.11 C (about 0.20 degrees Fahrenheit) … Continue reading →

Posted in Climate data | Tagged , , , , | 83 Comments