Sentences with phrase «by burning fossil fuels at»

The basic claim of the paper is that by burning fossil fuels at a prodigious pace and pouring heat - trapping gases into the atmosphere, humanity is about to provoke an abrupt climate shift.

When we clear forests, we're not only knocking out our best ally in capturing the staggering amount of GHGs we humans create (which we do primarily by burning fossil fuels at energy facilities, and of course, in cars, planes, and trains).

Not exact matches

Poor nations are at present relatively minor contributors to the carbon dioxide generated by burning fossil fuels.

However, at least two of the state's nuclear reactors are in danger of closing within the next few years and would significantly increase air pollution because they would be replaced by fossil - fuel burning power plants in the near future.

Indeed, four conventional power plants burning fossil fuels are due to come online in the Hudson Valley, at least two of which are possibly being lured by the promise of higher profits due to the Zone configuration.

Now a group of researchers led by Steven Kuznicki at the University of Alberta in Edmonton, Canada, and Anthony Ku at General Electric think they can be used to screen out the carbon dioxide produced when processing or burning fossil fuels.

Previously, researchers have produced hydrogen gas in microbial - powered, batterylike fuel cells, but only when they supplemented the energy produced by the bacteria with electrical energy from external sources — such as that obtained from renewable sources or burning fossil fuels, says Bruce Logan, an environmental engineer at Pennsylvania State University, University Park.

Yet I have done some calculations that I think can answer those questions now: If the world keeps burning fossil fuels at the current rate, it will cross a threshold into environmental ruin by 2036.

And ozone, which forms a beneficial shield against ultraviolet radiation when high in the stratosphere, is an efficient greenhouse gas when it appears at airliner altitudes — as it increasingly does, since it too is a by - product of fossil fuel burning.

In fact, cadmium telluride solar cells are currently the most ecofriendly devices, even though they use a toxic heavy metal, primarily because they require the least energy — typically provided by burning fossil fuels — to manufacture, says environmental engineer Vasilis Fthenakis, senior scientist at Brookhaven National Laboratory's National Photovoltaic Environment Research Center in Upton, N.Y., and Columbia University.

Global emissions of carbon dioxide from burning fossil fuels are set to rise again in 2013, reaching a record high of 36 billion tonnes — according to new figures from the Global Carbon Project, co-led by researchers from the Tyndall Centre for Climate Change Research at the University of East Anglia.

Fossil fuel burning, deforestation and farming have increased temperatures by nearly 2 °F during the past two centuries and caused ice to melt into the seas, causing them to rise at a quickening pace.

At the moment, these carbon markets only trade in credits for terrestrial ecosystems; for example, keeping a certain amount of forest intact in order to offset a ton of carbon dioxide emitted by burning fossil fuels.

«The atmospheric and oceanic CO2 increase is being driven by the burning of fossil fuels,» says Pieter Tans, a senior scientist at the National Oceanic and Atmospheric Administration's Earth System Research Laboratory, who leads the U.S. government effort to monitor global greenhouse gas levels.

Perhaps no surplus carbon sink exists at all to absorb the emissions caused by burning of fossil fuels accumulated in the earth over millions of years.

By burning fossil fuels, we are likely to emit the same amount over the next three centuries,» said James Zachos, professor of Earth sciences at the University of California, Santa Cruz.

Well, given humankind's renewed eagerness to burn fossil fuels and their long lifetime in the atmosphere, even a climate sensitivity below the low end estimate (which no one believes) or at the low end (which is highly unlikely) can still be overwhelmed by CO2 emissions going forward.

Of the emitted CO2 from burning of fossil fuels, about 50 % is absorbed by the ocean and terrestrial carbon sinks at present.

According to a paper by Gerald Meehl at the National Center for Atmospheric Research, models show that if human burning of fossil fuels is not curtailed there could be 20 heat records for every cold record by 2050, and by 2100 the ratio could be 50 to 1.

The landmark decision, affirming a challenge brought by the Sierra Club and allies at Earthjustice, WildEarth Guardians, and High Country Conservation Advocates, could have far - reaching implications for protecting our climate from the threat of mining and burning of coal, natural gas, tar sands, and other fossil fuels.

Interestingly, Mr. Gore appeared to put himself at odds with Mr. Obama by including an outright rejection of what Big Coal and both presidential candidates call «clean coal» — burning the fossil fuel but capturing and burying the resulting carbon dioxide.

And don't you find it at all interesting that this time span lines up quite closely with the modern era of greatly increased burning of fossil fuels by humans, first coal and peat, and later oil and gas?.

And if humans go on burning fossil fuels at the present profligate way, the areas suitable for growing coffee could drop somewhere between 73 % and 88 % by 2050.

A recent study for Friends of the Earth Europe by the Tyndall Centre for Climate Change Research found that EU countries can afford just nine more years of burning gas and other fossil fuels at the current rate before they will have exhausted their share of the earth's remaining carbon budget for maximum temperature rises of 2 °C.

They report in the journal Climatic Change that, if humans continue to burn fossil fuels at an accelerating rate, and as average global temperatures creep up by the predicted 4 °C above historic levels, then on the hottest days, between 10 % and 30 % of fully - loaded planes may have to remove fuel, cargo or passengers before they can take off: either that, or flights will have to be delayed to the cooler hours.

At the Northeast Public Power Association's annual conference in Lake Placid, N.Y. last month, what was billed as a «common sense» discussion on climate change was actually a talk by Steve Goreham, an author of books that deny that burning fossil fuels causes global warming.

LONDON, 19 June, 2017 — By 2100, if nations continue to burn fossil fuels at the current rates, three out of four people will be at risk from lethal heatwaves.

Consider that one can be an arguably disinterested observer by having reasoned from the climate focused science debate that when compared to the natural variations of all the dynamics of the Earth Atmospheric System (EAS) then there is at most a small and relatively insignificant warming from historic levels of CO2 from burning fossil fuels.

In order of reduction, they call for controlling nitrogen oxide emissions from the burning of fossil fuels using «maximum feasible reductions,» which could reduce reactive nitrogen emissions by 55 billion pounds of a year; increasing the efficiency of fertilizing crops (33 billion pounds a year); improved animal management policies (33 billion pounds); and ensuring that at least half the world's urban population has sewage treatment (11 billion pounds).

All the CO2 that's emitted by the burning of fossil fuels etc has already been in the atmosphere at some point in time.

New calculations by the author indicate that if the world continues to burn fossil fuels at the current rate, global warming will rise to two degrees Celsius by 2036, crossing a threshold that will harm human civilization.

By the end of this Century, it will probably see at least 6 feet — and that's if we don't pursue business as usual fossil fuel burning and if the world's glaciers mostly behave themselves by not giving us a big, angry melt pulse in response to our insultBy the end of this Century, it will probably see at least 6 feet — and that's if we don't pursue business as usual fossil fuel burning and if the world's glaciers mostly behave themselves by not giving us a big, angry melt pulse in response to our insultby not giving us a big, angry melt pulse in response to our insults.

Reducing these substances may be easier than cutting emissions of carbon dioxide, which is so pervasive because the vast majority of our energy still comes from burning fossil fuels — as delegates at the talks have been continually reminded by their location in Qatar, one of the world's biggest producers of natural gas.

«It is exceptionally unlikely that we would be seeing a record year, during a record warm decade, during a multi-decadal period of warmth that appears to be unrivaled over at least the past millennium — if it were not for the rising levels of planet - warming gases produced by fossil fuel burning.»

(Due to global warming and glacial melt spurred by fossil fuel burning, oceans are now rising at their fastest rates in 10,000 years.

The proposed restrictions, unveiled by officials at the Environmental Protection Agency, would apply only to new fossil - fuel - burning power plants — limiting them to no more than 1,000 pounds of carbon dioxide emissions per megawatt generated.

So far, the world has heated up by at least one of those two degrees, and unless we stop burning fossil fuels in quantity soon, the 1.5 degree level will probably be reached in the not - too - distant future.

While there is overwhelming scientific consensus that heat - trapping gases released by burning fossil fuels are warming the planet (in particular at the poles), the debate shows there is still a fracas over the finer ways in which Earth's climate will change.

CARB has never claimed that there is no relation between the pollution [CO2] emitted by burning fossil fuels and the rate at which they are burned [gallons of fuel consumed per distance traveled, i.e. fuel economy].

By 1962, man burning fossil fuels was adding SO2 to the atmosphere at a rate equivalent to one «large» volcanic eruption each 1.7 years.

According to a study in Nature, the extra CO2 generated by our burning of fossil fuels has postponed the next ice age for at least 100,000 years.

The carbon dioxide that is building in the atmosphere, at least in part, gets there through human emissions of carbon dioxide that are the by - product of burning fossil fuels (coal, oil, natural gas) to produce the vast majority the energy that has powered mankind's industrial and technical ascent since the Industrial Revolution.

When the United States and Australia broke the promises they made at the 1997 Kyoto conference by declining subsequently to ratify the protocol they were refusing to discipline themselves and were keeping open their futures, the option to burn as much fossil fuel as they liked.

Thus the climate problem can not be solved by only slowing the rate at which we burn the fossil fuels.

It is exceptionally unlikely that we would be seeing a record year, during a record warming decade, during a multi-decadal period of warmth that appears to be unrivaled over at least the past millennium if it were not for the rising of planet - warming gases produced by fossil fuel burning.»

Geochemists are fairly certain that at the current fossil - fuel burn rate, ocean acidity will double compared to preindustrial times by the turn of the century.

Concerning the CO2 in the atmosphere I personally am 100 % (not 99.9999 % but 100 %) convinced by the arguments that — we know the emissions from burning fossil fuels, — we know the increase in CO2 concentration since Keeling started his measurements at Mauna Loa — we have a rough, certainly inaccurate, but still very significant understanding on the movements of carbon in atmosphere, biosphere, oceans and continents.

«We looked at the PETM because it is thought to be the best ancient analogue for future climate change caused by fossil fuel burning,» said Lee R. Kump, professor of geosciences at Penn State University.

Hill understood that with the inclusion of the Australia clause, the nation's emissions from burning fossil fuels could rise by 25 - 30 % while overall emissions would still come in at under 8 %.

Although global warming is driven by human behaviour — and in particular the prodigal burning of fossil fuels at an ever - accelerating rate to dump ever - greater quantities of carbon dioxide in the atmosphere — it is also influenced by natural climate rhythms.