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2015-01-21

Remarks by the President in State of the Union Address | January 20, 2015

http://www.whitehouse.gov/the-press-office/2015/01/20/remarks-president-state-union-address-january-20-2015

Utdrag från Obamas tal till nationen:

2014 was the planet’s warmest year on record.  Now, one year doesn’t make a trend, but this does:  14 of the 15 warmest years on record have all fallen in the first 15 years of this century. 
I’ve heard some folks try to dodge the evidence by saying they’re not scientists; that we don’t have enough information to act.  Well, I’m not a scientist, either.  But you know what, I know a lot of really good scientists at NASA, and at NOAA, and at our major universities.  And the best scientists in the world are all telling us that our activities are changing the climate, and if we don’t act forcefully, we’ll continue to see rising oceans, longer, hotter heat waves, dangerous droughts and floods, and massive disruptions that can trigger greater migration and conflict and hunger around the globe.  The Pentagon says that climate change poses immediate risks to our national security.  We should act like it.  (Applause.)

And that’s why, over the past six years, we’ve done more than ever to combat climate change, from the way we produce energy to the way we use it.  That’s why we’ve set aside more public lands and waters than any administration in history.  And that’s why I will not let this Congress endanger the health of our children by turning back the clock on our efforts.  I am determined to make sure that American leadership drives international action.  (Applause.)

In Beijing, we made a historic announcement:  The United States will double the pace at which we cut carbon pollution.  And China committed, for the first time, to limiting their emissions.  And because the world’s two largest economies came together, other nations are now stepping up, and offering hope that this year the world will finally reach an agreement to protect the one planet we’ve got.

2015-01-18

2014 blev det varmaste året hittills

http://martinhedberg.se/2014-blev-det-varmaste-aret-hittills/

Global medeltemperatur
2014 det varmaste året sedan mätningarna började. De tio varmaste åren markerade med mörkrött. Alla har inträffat sedan 1998.
Eller som NOAA skriver i sitt meddelande:
The globally averaged temperature over land and ocean surfaces for 2014 was the highest among all years since record keeping began in 1880. The December combined global land and ocean average surface temperature was also the highest on record.
Värmen fördelade sig dock inte homogent och många i tex USA kanske höjer lite på ögonbrynen över att 2014 skulle vara det varmaste året hittills. USA var nämligen en av de geografiska områden som inte hade ett varmt år. Men övriga delar av världen, i synnerhet i Arktis hade rekordvarmt. Nedan visas skillnader för de fyra säsongerna (grafik från Columbia Universitet).
NOAA temperature report
Sammantaget ger detta att 2014 blev rekordvarmt.
2014 petar därmed ner 2010 samt 2005 till andra respektive tredje plats över varma år.
/Martin

2015-01-17

NASA | 2014 Continues Long-Term Global Warming

Se video på youtube.
https://www.youtube.com/watch?v=WtPkFBbJLMg

2014 Breaks Heat Record, Challenging Global Warming Skeptics. The New York Times 20140116

http://www.nytimes.com/2015/01/17/science/earth/2014-was-hottest-year-on-record-surpassing-2010.html?smid=fb-nytimes&smtyp=cur&bicmp=AD&bicmlukp=WT.mc_id&bicmst=1409232722000&bicmet=1419773522000&_r=0

Last year was the hottest on earth since record-keeping began in 1880, scientists reported on Friday, underscoring warnings about the risks of runaway greenhouse gas emissions and undermining claims by climate change contrarians that global warming had somehow stopped.

.....“Climate change is perhaps the major challenge of our generation,” said Michael H. Freilich, director of earth sciences at NASA, one of the agencies that track global temperatures.....

....NASA and the other American agency that maintains long-term temperature records, the National Oceanic and Atmospheric Administration, issued separate data compilations on Friday that confirmed the 2014 record. A Japanese agency had released preliminary information in early January showing 2014 as the warmest year.
One more scientific group, in Britain, that curates the world’s temperature record is scheduled to report in the coming weeks.
 
 

2015-01-07

Nej, 2014 blev inte det varmaste året

http://www.klimatupplysningen.se/2015/01/03/nej-2014-blev-inte-det-varmaste-aret/

Enligt satellitmätningar från Remote Sensing System (RSS) så blev faktiskt inte 2014 det varmaste året globalt sett. RSS är en av de två satellitbaserade databaser som finns (UHA är den andra). Fördelen med satellitmätningar av den globala temperaturen är att de täcker hela klotet, inklusive haven och långt upp mot polerna. Dessutom undviker de den s.k. ”heat island” effekten som uppstår då markbaserade termometrar visar en ökande temperatur när de omges av byggnader och flygfältens landningsbanor.
Den globala temperaturen för år 2014 hamnar enligt RSS på sjätte plats, långt efter rekordåren 1998 och 2010. Den ”obevekliga trenden” för den globala uppvärmningen visar på 0. Ännu en hype spräckt. Jag minns när klimatalarmisterna (inklusive stormedia) inte visste till sig kring hur varmt 2010 var – nu satte den globala uppvärmningen in på allvar! Det nämndes dock inget om temperaturen 2011. Och nu i år har vi haft allt ståhej kring 2014, som visar sig vara ännu en tidningsanka.
h/t ThomasJ
Ingemar Nordin
RSS 2014

2015-01-06

One for the Record Books: 2014 Officially Hottest Year

http://www.climatecentral.org/news/record-2014-hottest-year-18502

It’s official: 2014 has taken the title of hottest year on record. That ranking comes courtesy of data released Monday by the Japan Meteorological Agency (JMA), the first of four major global temperature recordkeepers to release their data for last year......


...One big difference between 2014 and 1998 is that the latter was on the tail end of a super El Niño, which has the tendency to spike temperatures. In comparison, 2014 was the year of the almost El Niño....

Seasonal temperatures also paint a picture of a planet that didn’t get a break. Spring, summer and fall were all record-setting hot. Last winter was the only season not to set a record, and even that was still the sixth-warmest winter.
JMA is one of the four major groups that use both ground measurements and satellites to compute the planet’s average temperature. The other three include NASA and the National Oceanic and Atmospheric Administration in the U.S. and the Hadley Center in the U.K. There are subtle differences in how they analyze temperature data, but there’s generally broad agreement, particularly the upward trend in temperatures over the past century.
The other groups are expected to release their data in the coming weeks and confirm that 2014 was indeed the hottest year on record. And some scientists think it could get even hotter sooner. Strong trade winds in the Pacific have likely had a dampening effect on the global average temperature by essentially allowing the ocean to store more heat, but those winds are expected to weaken in the near future as part of a natural fluctuation......


2014-01-22

2013 is 4th Hottest (or 7th); Either Way, it’s Toasty

http://www.climatecentral.org/news/this-decade-has-featured-nine-of-earths-10-warmest-years-16978


The globe recorded its fourth-warmest year on record in 2013, adding to the unbroken streak of 37 consecutive years with above-average global temperatures, according to new data released on Tuesday by the National Oceanic and Atmospheric Administration (NOAA) and NASA.
Separately, NASA ranked 2013 as the seventh warmest year. The agencies use different methods for analyzing temperature data, resulting in different rankings, but the numbers behind the rankings are within fractions of a degree of one another, said Gavin Schmidt, a NASA climatologist.

2013-01-10

2012 was warmest and second most extreme year on record for the contiguous U.S (2012 dec.)

http://www.ncdc.noaa.gov/sotc/
2012 was a historic year for extreme weather that included drought, wildfires, hurricanes and storms; however, tornado activity was below average, according to an analysis released today by NOAA's National Climatic Data Center. The average temperature for 2012 was 55.3°F, 3.2°F above the 20th century average, and 1.0°F above 1998, the previous warmest year.

2010-01-22

Från SVD 20100122: Nasa: Varmaste decenniet någonsin

"Det gångna decenniet var det varmaste någonsin på jorden, visar en ny analys av temperaturer jorden runt som USA:s rymdstyrelse Nasa gjort."

"2009 var även ett av de varmaste åren som förekommit sedan moderna mätningar startade på 1880-talet. Fjolåret var bara något litet kallare än 2005, som är varmast hittills.
Därmed sällar sig 2009 till raden av rekordvarma år, av vilka nästan alla återfinns under perioden 1998 och framåt."

Kommentar: Ett mycket skrämmande konstaterande! /Tord

2009-12-09

Det sista decenniet varmast.

Klimatskepikernas ofta upprepade mantra att medeltemperaturen på jorden inte ökat under det sista decenniet kommer nu på skam. I stället visar det sig enl. TT att medeltemperaturen under det sista decenniet var den högsta som någonsin uppmätts!
/Tord