Sentences with phrase «half degree of warming»
«But if the current trajectory of carbon pollution levels continues unchecked, the world is on track for at least three degrees of warming.
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Even the simplest exercises require some degree of warming up to prevent injury to muscles, and this is especially true for baseball, where certain motions are used repeatedly.
The point was to create noise around the urgency to get a global deal that might give us half a chance of staying below 2 degrees of warming.
Not sure how reliable the source is, but apparently a trillion tons of CO2 results in roughly 1.7 degrees of warming.
Jing Helmersson shows in her doctoral dissertation that if climate change is held within the framework of the Paris agreement on a maximum of two degrees of warming, the Aedes aegypti mosquito will only be provided the potential to spread in southern small regions of Spain, Portugal, Italy and Greece.
Every degree of warming caused directly by CO2 is amplified by feedback processes.
«With each additional degree of warming, their growth goes down.»
Every degree of warming caused directly by CO2 is amplified by feedback processes that could drive temperatures much higher
They suggested this based on paleoclimate data from the Eemian period, when one degree of warming seems to have done just that.
«At 1.5 degrees Celsius, half of the time we stay within our current summer sea ice regime whereas if we reach 2 degrees of warming, the summer sea ice area will always be below what we have experienced in recent decades.»
«If we have five to six degrees of warming in the next centuries, evaporation on the oceans may turn the Sahara into a savanna, as it was 10,000 years ago.»
What's more, since this calculation does not take into account any of the feedbacks likely to amplify the effect, well under 5000 TW may produce this degree of warming.
I always enjoy visiting this delightful city, but you would probably get a solid vote there for a few degrees of warming.
A concerted effort to do ecosystem restoration around the world could pull about half a degree of warming out of the system before it actually happens.
«But maybe we'll have to live with 3 or 4 degrees of warming.»
If we can stabilize CO2 concentrations at 450 parts per million, it gives us probably at least 2 degrees of warming.
Two degrees of warming is a widely though informally recognized «danger level» above which society would suffer serious consequences.
«That would mean four to five Fahrenheit degrees of warming for the world as a whole, raising sea levels by a meter or more.»
But researchers like Marshall Burke and Solomon Hsiang have managed to quantify some of the non-obvious relationships between temperature and violence: For every half - degree of warming, they say, societies will see between a 10 and 20 percent increase in the likelihood of armed conflict.
The most widely accepted threshold is two degrees of warming relative to pre-industrial times — this is the limit recommended by the UK's Committee on Climate Change, for example.
A new paper by Levermann et al. in PNAS uses the record of past rates of sea level rise from palaeo archives and numerical computer models to understand how much sea level rise we can expect per degree of warming in the future.
To limit warming to 1.5 degrees, CO2 emissions need to fall, on average, by 20 % for every tenth of a degree of warming.
(page 4): «The solar forced run exhibits a larger precipitation response per degree of warming than the CO2 forced run, as expected from the theory outlined earlier in this section, even though the precipitation response [note: this must be the temperature response] per unit forcing is smaller than for CO2.»
Given the target of staying below two degrees of warming overall, that leaves 1.6 degrees of warming to come from carbon dioxide.
Human - induced warming is already close to 1 degree, so to limit warming to 2 degrees, CO2 emissions need to fall, on average, by 10 % of today's emission rate for every tenth of a degree of warming from now on.
In the light of this perhaps I should rephrase my question to — Do you think that a dangerous thermal event like the Eocene is probable with the degree of warming from anthropogenic causes?
«That means that every degree of warming has a bigger impact than the previous degree of warming.»
A few degrees of warming won't turn New York into a Miami - class shirtsleeves town.
It finds that the centers of the turtles» ranges shifted an average of 45 miles for each degree of warming or cooling.
«The INDCs have the capability of limiting the forecast temperature rise to around 2.7 degrees Celsius by 2100, by no means enough but a lot lower than the estimated four, five, or more degrees of warming projected by many prior to the INDCs,» said Ms. Figueres.
According to Sir Nicholas, «Scientists have been refining their assessment of the probable degree of warming for a given level of carbon dioxide in the atmosphere», and «ranges from 2004 estimates are substantially above those from 2001 — science is telling us that the warming effect is greater than we had previously thought.»
[Response: That's hard to measure, but models suggest that it is something like a 2 % global increase for a degree of warming.
If you want to assume that aerosols resulting from pollution produced by the burning of fossil fuels were responsible for the cooling evident from 1940 through the late 70's, then you have no reason to claim ANY degree of warming due to CO2 forcing during any earlier period.
I can't remember the exact wording, but it's along the lines of «four degrees of warming is inconsistent with organized human society».
The degree of warming over the last 20 years or so has been hotly debated, as I'm sure you are aware.
Let's be charitable and assume that the reconstruction that shows the most extreme swing of the most extreme reconstruction is correct — this shows only about 0.05 degrees of warming per decade.
If you want to argue otherwise, then please specify how the burning of coal and oil differed in such a manner as to produce a greater degree of warming vs. cooling in the earlier era.
Indeed, you can not get 33 degrees of warming over and above the blackbody temperature without positive feedback.
But what is debatable is the degree of that warming response, and what amount of forcing correlates into how much warming.
I think however that the degree of warming has been and will continue to be relatively small and its economic effects will also remain small.
Later on, the condition will become «normal», as warming progresses throughout the end of this century (and we can be sure of that, just not the degree of warming).
The range in the CMIP simulations wasn't all that narrow in any case (2 to 4.1 ºC at equilibrium I think), and yes, precipitation is more variable (1 to 3 % increase per degree of warming).
Even «11 degrees of warming not likely» is problematic.
They would like no more than one degree of warming.
Their goal is to avoid more than 3.6 degrees of warming beyond the preindustrial average for the planet.
Using carbon dioxide emissions data from 2006 and 1750 - for an estimate of preindustrial levels - Jacobson found that each extra degree of warming accounted for roughly 1,000 out of every 50,000 - 100,000 air pollution - related deaths.
David@288, I'm just going with physics, and I don't see how you get enough negative feedback to get a negative sensitivity AND get 33 degrees of warming over Earth's blackbody temperature.
Alan Millar, Care to explain how you get 33 degrees of warming without a significant net positive feedback?
But NASA scientist James Hansen - one of those arrested at the White House last week - warns that two degrees of warming is «a prescription for long - term disaster.»
Put another way, the 0.8 degrees of warming we've already created is from carbon we released years ago.