Sentences with phrase «changes in the carbon dioxide in»

Writing Task The Lesson Level Learning Goal for this task is: Construct and present an oral and written argument supported by empirical evidence and scientific reasoning to support the claim that activities such as deforestation or reforestation can cause changes in the carbon dioxide in the atmosphere.

Each year since the late 1950s a scientific team working at the Mauna Loa Observatory in Hawaii measures the change in carbon dioxide in the atmosphere.

And we don't have to go back all that far to get changes in carbon dioxide in the atmosphere and quite unknowable albedo effects.

Not exact matches

Studies indicate carbon dioxide emissions from transportation in the province have declined 16 % in that time, and while it's impossible to draw a direct causal relationship between the tax and the emissions decline, it's fair to say it was a factor contributing to indisputable behavioural changes — you can't emit 16 % less CO2 by doing the same things you did before.

Hemp could help address climate change, since it absorbs four times more carbon dioxide than trees while growing in just a fraction of the time.

As reiterated in the Intergovernmental Panel on Climate Change report issued on March 31, scientists estimate that we can emit no more than 500 gigatonnes of carbon dioxide in order to limit the increase in global temperature to just 2 degrees C by 2100 (and governments attending the successive climate summits have agreed in principle to this objective).

The new report «Lights Out for the Reef», written by University of Queensland coral reef biologist Selina Ward, noted that reefs were vulnerable to several different effects of climate change; including rising sea temperatures and increased carbon dioxide in the ocean, which causes acidification.

Asked on Sunday to clarify a statement he made last month that carbon dioxide — emitted from fossil fuel power plants — is not a primary contributor to climate change, Pruitt said «human activities contribute to that change in some measure.»

• We are increasing the amount of carbon dioxide in the air, causing changing climatic conditions and global warming.

Rainforests purify air and water and absorb carbon dioxide — that makes them our greatest allies in the fight against climate change.

In all that time, the basic process hasn't changed much: indigenous grain sugars ferment with water and yeast to create carbon dioxide and alcohol — a delectable drink.

What current atmospheric carbon dioxide concentration tells us about the need to stabilise the global climate and the need for a step change in government, city and business action.

In animal models, exposure to cigarette smoke or nicotine during fetal development alters the expression of the nicotinic acetylcholine receptor in areas of the brainstem important for autonomic function, 28 alters the neuronal excitability of neurons in the nucleus tractus solitarius (a brainstem region important for sensory integration), 29 and alters fetal autonomic activity and medullary neurotransmitter receptors.30 In human infants, there are strong associations between nicotinic acetylcholine receptor and serotonin receptors in the brainstem during development.31 Prenatal exposure to tobacco smoke attenuates recovery from hypoxia in preterm infants, 32 decreases heart rate variability in preterm33 and term34 infants, and abolishes the normal relationship between heart rate and gestational age at birth.33 Moreover, infants of smoking mothers exhibit impaired arousal patterns to trigeminal stimulation in proportion to urinary cotinine levels.35 It is important to note also that prenatal exposure to tobacco smoke alters the normal programming of cardiovascular reflexes such that there is a greater - than - expected increase in blood pressure and heart rate in response to breathing 4 % carbon dioxide or a 60 ° head - up tilt.36 These changes in autonomic function, arousal, and cardiovascular reflexes might all increase an infant's vulnerability to SIDIn animal models, exposure to cigarette smoke or nicotine during fetal development alters the expression of the nicotinic acetylcholine receptor in areas of the brainstem important for autonomic function, 28 alters the neuronal excitability of neurons in the nucleus tractus solitarius (a brainstem region important for sensory integration), 29 and alters fetal autonomic activity and medullary neurotransmitter receptors.30 In human infants, there are strong associations between nicotinic acetylcholine receptor and serotonin receptors in the brainstem during development.31 Prenatal exposure to tobacco smoke attenuates recovery from hypoxia in preterm infants, 32 decreases heart rate variability in preterm33 and term34 infants, and abolishes the normal relationship between heart rate and gestational age at birth.33 Moreover, infants of smoking mothers exhibit impaired arousal patterns to trigeminal stimulation in proportion to urinary cotinine levels.35 It is important to note also that prenatal exposure to tobacco smoke alters the normal programming of cardiovascular reflexes such that there is a greater - than - expected increase in blood pressure and heart rate in response to breathing 4 % carbon dioxide or a 60 ° head - up tilt.36 These changes in autonomic function, arousal, and cardiovascular reflexes might all increase an infant's vulnerability to SIDin areas of the brainstem important for autonomic function, 28 alters the neuronal excitability of neurons in the nucleus tractus solitarius (a brainstem region important for sensory integration), 29 and alters fetal autonomic activity and medullary neurotransmitter receptors.30 In human infants, there are strong associations between nicotinic acetylcholine receptor and serotonin receptors in the brainstem during development.31 Prenatal exposure to tobacco smoke attenuates recovery from hypoxia in preterm infants, 32 decreases heart rate variability in preterm33 and term34 infants, and abolishes the normal relationship between heart rate and gestational age at birth.33 Moreover, infants of smoking mothers exhibit impaired arousal patterns to trigeminal stimulation in proportion to urinary cotinine levels.35 It is important to note also that prenatal exposure to tobacco smoke alters the normal programming of cardiovascular reflexes such that there is a greater - than - expected increase in blood pressure and heart rate in response to breathing 4 % carbon dioxide or a 60 ° head - up tilt.36 These changes in autonomic function, arousal, and cardiovascular reflexes might all increase an infant's vulnerability to SIDin the nucleus tractus solitarius (a brainstem region important for sensory integration), 29 and alters fetal autonomic activity and medullary neurotransmitter receptors.30 In human infants, there are strong associations between nicotinic acetylcholine receptor and serotonin receptors in the brainstem during development.31 Prenatal exposure to tobacco smoke attenuates recovery from hypoxia in preterm infants, 32 decreases heart rate variability in preterm33 and term34 infants, and abolishes the normal relationship between heart rate and gestational age at birth.33 Moreover, infants of smoking mothers exhibit impaired arousal patterns to trigeminal stimulation in proportion to urinary cotinine levels.35 It is important to note also that prenatal exposure to tobacco smoke alters the normal programming of cardiovascular reflexes such that there is a greater - than - expected increase in blood pressure and heart rate in response to breathing 4 % carbon dioxide or a 60 ° head - up tilt.36 These changes in autonomic function, arousal, and cardiovascular reflexes might all increase an infant's vulnerability to SIDIn human infants, there are strong associations between nicotinic acetylcholine receptor and serotonin receptors in the brainstem during development.31 Prenatal exposure to tobacco smoke attenuates recovery from hypoxia in preterm infants, 32 decreases heart rate variability in preterm33 and term34 infants, and abolishes the normal relationship between heart rate and gestational age at birth.33 Moreover, infants of smoking mothers exhibit impaired arousal patterns to trigeminal stimulation in proportion to urinary cotinine levels.35 It is important to note also that prenatal exposure to tobacco smoke alters the normal programming of cardiovascular reflexes such that there is a greater - than - expected increase in blood pressure and heart rate in response to breathing 4 % carbon dioxide or a 60 ° head - up tilt.36 These changes in autonomic function, arousal, and cardiovascular reflexes might all increase an infant's vulnerability to SIDin the brainstem during development.31 Prenatal exposure to tobacco smoke attenuates recovery from hypoxia in preterm infants, 32 decreases heart rate variability in preterm33 and term34 infants, and abolishes the normal relationship between heart rate and gestational age at birth.33 Moreover, infants of smoking mothers exhibit impaired arousal patterns to trigeminal stimulation in proportion to urinary cotinine levels.35 It is important to note also that prenatal exposure to tobacco smoke alters the normal programming of cardiovascular reflexes such that there is a greater - than - expected increase in blood pressure and heart rate in response to breathing 4 % carbon dioxide or a 60 ° head - up tilt.36 These changes in autonomic function, arousal, and cardiovascular reflexes might all increase an infant's vulnerability to SIDin preterm infants, 32 decreases heart rate variability in preterm33 and term34 infants, and abolishes the normal relationship between heart rate and gestational age at birth.33 Moreover, infants of smoking mothers exhibit impaired arousal patterns to trigeminal stimulation in proportion to urinary cotinine levels.35 It is important to note also that prenatal exposure to tobacco smoke alters the normal programming of cardiovascular reflexes such that there is a greater - than - expected increase in blood pressure and heart rate in response to breathing 4 % carbon dioxide or a 60 ° head - up tilt.36 These changes in autonomic function, arousal, and cardiovascular reflexes might all increase an infant's vulnerability to SIDin preterm33 and term34 infants, and abolishes the normal relationship between heart rate and gestational age at birth.33 Moreover, infants of smoking mothers exhibit impaired arousal patterns to trigeminal stimulation in proportion to urinary cotinine levels.35 It is important to note also that prenatal exposure to tobacco smoke alters the normal programming of cardiovascular reflexes such that there is a greater - than - expected increase in blood pressure and heart rate in response to breathing 4 % carbon dioxide or a 60 ° head - up tilt.36 These changes in autonomic function, arousal, and cardiovascular reflexes might all increase an infant's vulnerability to SIDin proportion to urinary cotinine levels.35 It is important to note also that prenatal exposure to tobacco smoke alters the normal programming of cardiovascular reflexes such that there is a greater - than - expected increase in blood pressure and heart rate in response to breathing 4 % carbon dioxide or a 60 ° head - up tilt.36 These changes in autonomic function, arousal, and cardiovascular reflexes might all increase an infant's vulnerability to SIDin blood pressure and heart rate in response to breathing 4 % carbon dioxide or a 60 ° head - up tilt.36 These changes in autonomic function, arousal, and cardiovascular reflexes might all increase an infant's vulnerability to SIDin response to breathing 4 % carbon dioxide or a 60 ° head - up tilt.36 These changes in autonomic function, arousal, and cardiovascular reflexes might all increase an infant's vulnerability to SIDin autonomic function, arousal, and cardiovascular reflexes might all increase an infant's vulnerability to SIDS.

The proposal includes regulatory changes in the new year that would implement a 30 percent cap reduction of carbon dioxide that would avoid nearly 133 million tons of pollution in the region.

The only real climate change solutions that I have seen are to reduce carbon dioxide in the air by having human activity emit less of it.

Methane or natural gas is 72 times more potent at capturing heat in the atmosphere than carbon dioxide over the first 20 years after release - and to deal with climate change, we need to focus on the next few decades.

Soon after the delay to the decision was announced by Hoon last Christmas, the Miliband and Benn camps both contacted the Institute for Public Policy Research, over a pamphlet by Simon Retallack, the IPPR's head of climate change, arguing that the third runway should not go ahead unless the government required aircraft using it to meet the aviation industry's own targets to cut carbon dioxide emissions and noise in new aircraft by 50 % and nitrogen oxides by 80 % by 2020.

As we recently reported in Nature Climate Change, significantly expanding sugarcane or lipidcane production in Brazil could reduce current global carbon dioxide emissions by up to 5.6 percent.

Using historical data, they included carbon dioxide from burning fossil fuels and changes in land use — such as deforestation.

The finding suggests that an increase in hurricanes and tropical storms induced by global warming could turn forests into overall emitters of carbon dioxide, fuelling further climate change.

As trees die and decompose, the concentrations of carbon dioxide in the atmosphere will increase, potentially speeding up climate change during tropical droughts.»

However, their predictions also respond with different degrees of sensitivity to changes in this radiant energy, for example if the carbon dioxide content of the atmosphere doubles.

The researchers examined the sensitivity of soil water change to varying levels of carbon dioxide, finding a significant positive change in soil water along the carbon dioxide enrichment gradient.

This change leads to a higher percentage of emitted carbon dioxide remaining in the atmosphere, which then further accelerates global warming.

The indirect effects of rising atmospheric carbon dioxide (CO2) levels, such as changes in soil moisture and plant structure, can have a bigger impact on ecosystems than previously thought.

In the new study, McGuire and his colleagues used simulations to study changes in permafrost and carbon storage in the northern permafrost region from 2010 to 2299 using two climate change scenarios: One with low carbon dioxide emissions and one with high carbon dioxide emissionIn the new study, McGuire and his colleagues used simulations to study changes in permafrost and carbon storage in the northern permafrost region from 2010 to 2299 using two climate change scenarios: One with low carbon dioxide emissions and one with high carbon dioxide emissionin permafrost and carbon storage in the northern permafrost region from 2010 to 2299 using two climate change scenarios: One with low carbon dioxide emissions and one with high carbon dioxide emissionin the northern permafrost region from 2010 to 2299 using two climate change scenarios: One with low carbon dioxide emissions and one with high carbon dioxide emissions.

But research published yesterday in the journal Nature rebuts this idea, suggesting that it was changes in ocean circulation, not winds, that predominantly led the deep water to surface near Antarctica and exhale carbon dioxide to the atmosphere.

Climate change experts want more certain actions than are called for in the new proposed rule to cut carbon dioxide from power plants

Five cultures each were kept under control conditions (15 °C) and at elevated water temperature (26 °C) in combination with three different concentrations of carbon dioxide (CO2): a control value with today's conditions, the conditions of the Intergovernmental Panel on Climate Change's «worst case scenario» and the highest possible degree of acidification.

«In the end, a failure to plan adequately for climate change by taking the full cost of carbon dioxide emissions into account will prove far more costly,» said Missirian, a fourth - year sustainable development major.

A substantial portion of the planet is greening in response to increasing atmospheric carbon dioxide, nitrogen deposition, global warming and land use change.

A new study published in Nature Climate Change looks at the next 10,000 years, and finds that the catastrophic impact of another three centuries of carbon pollution will persist millennia after the carbon dioxide releases cease.

E. coli cells will be genetically engineered to change color in response to conditions under study: carbon dioxide levels, atmospheric pollutants and pathogens, for example.

Research published in Science found that increased levels of carbon dioxide in the atmosphere cause soil microbes to produce more carbon dioxide, accelerating climate change.

Research published in Science today found that increased levels of carbon dioxide in the atmosphere cause soil microbes to produce more carbon dioxide, accelerating climate change.

A new climate change modeling tool developed by scientists at Indiana University, Princeton University and the National Oceanographic and Atmospheric Administration finds that carbon dioxide removal from the atmosphere owing to greater plant growth from rising CO2 levels will be partially offset by changes in the activity of soil microbes that derive their energy from plant root growth.

Second, genetic evidence shows a change in Methanosarcina at that time, allowing it to become a major producer of methane from an accumulation of carbon dioxide in the water.

However, researchers from Lund University in Sweden and other institutions have now shown that deforestation could also disrupt the entire rainforest's resilience, that is, its long - term ability to recover from environmental changes, and the ability to absorb carbon dioxide from the atmosphere.

Waiting with bated breath: Opportunistic orientation to human odor in the malaria mosquito, Anopheles gambiae, is modulated by minute changes in carbon dioxide concentration.

«Some people believe a change in the level of atmospheric carbon dioxide may have played a role.

New research published today in Nature Geoscience by Richard Zeebe, professor at the University of Hawai'i — Mānoa School of Ocean and Earth Science and Technology (SOEST), and colleagues looks at changes of Earth's temperature and atmospheric carbon dioxide (CO2) since the end of the age of the dinosaurs.

«We can look back in Earth's history and say this is how this world works, and it's totally consistent with the expectation that carbon dioxide change today will be associated with these other sorts of change.»

That adjustment would negate the warming effects of 44 gigatons of carbon dioxide, the researchers report in an upcoming issue of Climatic Change.

Archer therefore describes the climatic changes currently being experienced on Earth as «moderate,» thanks to the blanketing effect that naturally occurring carbon dioxide in the atmosphere has had.

Increased carbon dioxide (CO2) in the atmosphere is making the Pacific coast acidic far more rapidly than previously believed, potentially wreaking havoc for creatures living in it that are unable to tolerate the swiftly changing environment.

Big trees also capture a disproportionate amount of carbon dioxide, making them potential boons in the battle against a changing climate.

A study provides the first evidence that pollen production is significantly stimulated by elevated carbon dioxide in a grass species as a result of climate change, which may have significant impact on human health.

They found that dinners cooked in Maine and Vermont, states that rely mostly on renewable energy, emit the lowest amounts of carbon dioxide, a greenhouse gas that is tied to climate change.

«If the natural concentration had been a factor of two or more lower, the climate impacts of fossil fuel carbon dioxide release would have occurred about 50 or more years sooner, making it much more challenging for the developing human society to scientifically understand the phenomenon of humanmade climate change in time to prevent it,» he says.

Instead, the Administration's plans for energy conservation and using energy sources with less CO2 emission will help in the short - term, he said; down the road, a new National Climate Change Technology Initiative will help develop cutting - edge technologies such as fuel cells and carbon dioxide sequestration, Bush said.