Dioxide
in sentence
512 examples of Dioxide in a sentence
Historically, the US has added disproportionately to the rising concentration of greenhouse gases in the atmosphere, and among large countries it remains the biggest per capita emitter of carbon
dioxide
by far – more than twice China’s rate and nearly 2.5 times more than Europe in 2013 (the latest year for which the World Bank has reported complete data).
Inside the plant, designer yeast cells transform the carbon
dioxide
released during the coal’s combustion into raw materials for floor tiles and other construction supplies.
Likewise, from 2000 to 2014, by enacting a variety of energy policies – from broad climate action plans to mandated renewable-energy standards – 33 states cut carbon
dioxide
emissions while expanding their economies.
As it stands, China produces over nine billion metric tons of carbon
dioxide
per year, making it the world’s largest emitter.
The rising concentration of carbon
dioxide
and other greenhouse gases is leading to more extreme storms, higher-intensity hurricanes, rising ocean levels, melting glaciers and ice sheets, droughts, floods and other climate changes.
Even the chemistry of the land and ocean is changing, with the ocean becoming more acidic – thus threatening coral reefs – as a result of higher carbon
dioxide.
The actions that are needed are difficult to introduce, because they go to the heart of the world’s use of energy, particularly its use of fossil fuels (coal, oil, and gas), which, when burned, release carbon
dioxide
– the key source of rising greenhouse gases – into the atmosphere.
Unfortunately, clean, renewable energy sources that do not emit carbon dioxide, such as wind power and geothermal power, are not yet sufficient.
The idea is to “capture” the carbon
dioxide
that is emitted in power plants and other big factories when fossil fuels are burned, thereby preventing it from entering the atmosphere.
All of the key aspects of the technology – capturing the carbon dioxide, putting it into pipelines for shipment, and then depositing it underground – have already been demonstrated, but they have not yet been tried, and proven, on a large scale.
Today’s developing countries are not yet major emitters of carbon dioxide, but with economic growth they will become so.
Plenty of carbon
dioxide
will be emitted into the atmosphere as the world’s climate negotiators fly to and from the Montreal meeting.
The results were impressive: Brazil reduced the average rate of Amazon deforestation by over 60% over the last decade, absorbing about 3.6 billion tons of carbon dioxide, more than any other country.
And Norway was able to help mitigate global carbon
dioxide
emissions.
Nitrogen
dioxide
levels in some parts of London regularly reach 2-3 times the recommended limit.
These activities raise the level of carbon
dioxide
in the atmosphere, which in turn has many effects: a rise in average temperature, a rise in the water level of the oceans, significant changes in the global patterns of rainfall, and an increase in "extreme weather events" such as hurricanes and droughts.
The rise of carbon
dioxide
in the atmosphere B which is the main cause of the long-term climate change B might actually have some directly beneficial effects, since a higher concentration of carbon
dioxide
can stimulate the faster growth of some types of forests and some crops.
For example, the effects of global warming on Africa and India could be very severe, even though their economies have contributed very little to the overall problem (since Africa and India use so little energy per person, they also contribute very little to the build up of atmospheric carbon dioxide).
That reflects Saudi Arabia’s output increase of more than a million barrels a day, as well as mandated efficiency measures in the European Union, partly motivated by efforts to cut carbon
dioxide
emissions, which have contributed to a comparable drop in demand – by about 1.5% a year.
The Kyoto Protocol created a mechanism for trading carbon
dioxide
emissions, which promises to manage the risks of an even bigger potential disaster: global warming.
Fear of FrackingCAMBRIDGE – Against all expectations, US emissions of carbon
dioxide
into the atmosphere, since peaking in 2007, have fallen by 12% as of 2012, back to 1995 levels.
Gas is also better for local air quality, owing to the absence of the sulfur dioxide, nitrous oxide, mercury, and particulates emitted by burning coal.
Taken together, schooling and family planning could translate into a 120-gigaton reduction in carbon
dioxide
emissions over the next three decades, as fewer people consumed fewer resources.
It featured six scenarios of possible futures, including a world in which full three-dimensional casts of human faces can be created from a single strand of DNA; buildings are covered with a skin capable of photosynthesis, taking in carbon
dioxide
and releasing oxygen; and death can be beaten by bringing back those who choose to be cryogenically preserved.
Today, there are seven billion people on the planet, and each one, on average, is responsible for the release each year of a bit more than four tons of carbon
dioxide
into the atmosphere.
Global warming is real and is caused by emissions of carbon
dioxide
(CO2).
And in July, more than 2,000 researchers meeting in Paris at a conference called Our Common Future Under Climate Change concluded that ambitious efforts at mitigating carbon
dioxide
emissions would be economically feasible and have numerous knock-on benefits.
However, HFCs, some of which are 4,000 times more potent as greenhouse gases than carbon dioxide, are a disaster for climate change, and their use is still increasing annually by 10%.
Concentrations of carbon
dioxide
and other greenhouse gases in the atmosphere have reached 435 parts per million (ppm) of CO2-equivalent, compared with about 280 ppm before industrialization in the nineteenth century.
Indeed, according to the United Nations’ Intergovernmental Panel on Climate Change, the cooling effect of white particles may counteract as much as about half of the warming effect of carbon
dioxide.
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