1 The World Health Organization recognizes six main types of air pollutants carbon monoxide, nitrogen dioxide, particulate matter, sulphur dioxide, tropospheric ozone and suspended particulate matter.

There's diatoms made out of SIO2, and they're magnetotactic bacteria that make small, single domain magnets used for navigation.

(b) Aluminium oxide slag and micro particles from orbital solid rocket motor firings

For Sri Lanka, the greater concern is on account of the entry into the lungs of human beings of toxic gases and particulate matter, including carbon monoxide, hydrocarbons, nitrous oxide, sulphur dioxide and airborne carbon and lead.

Initial density

Particle density

But carbon dioxide is carbon dioxide.

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. So, if all white particles were removed from the atmosphere, global warming would increase considerably.

Explosive yield

Magnetic thin films 73. Over the last decade, magnetic thin films have replaced metal oxide particles as the source of magnetic flux in rigid disk magnetic storage media.

Heavy Snow Pellets

Light Snow Pellets

Heavy Ice Pellets

Light Ice Pellets

The substitution of natural gas for coal has put the US on track to meet the Obama administration s international commitment to reduce CO2 emissions 17 below 2005 levels by 2020. 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.

Heavy Drizzle Ice Pellets

Heavy Ice Pellets Drizzle

Heavy Ice Pellets Rain

And not just iridium it's filled with glassy spherules, and it's filled with quartz grains that have been subjected to enormous pressure shock quartz.

Iran provides chemical analyses of samples taken from cultural heritage artefacts and sites which suggest contact with particulate matter and hydrocarbons, but they are not sufficient to enable the Panel to determine the time of contact or the origin of the particulate matter.

1 GT (or gigatonne) CO2 equivalent means 1,000 million of tonnes of CO2.

MT (or mega tonne) of CO2 equivalent means 1,000,000 tonnes of CO2.

Box 1. CO2 and N2O emissions from the transport sector

Gases Carbon dioxide (CO2)

3344 PENTAERYTHRITE TETRANITRATE 4.1 109 II

emissions to air TRI toxics, sulphur dioxides, nitrogen oxides, CO2 etc.

The Particle Emissions Dilemma

The question whether carbon or silicate grains will form critically depends on the chemical composition of the Jovian atmosphere.

FCCC KP CMP 2005 3 Add.4

Nitrous oxide (N2O) Fuel combustion

Nitrous oxide (N2O)

Trees give off oxygen and absorb carbon dioxide.

In the Federation there is no single detection system for basic indicators of air pollution, either sulphur dioxide or floating particles.

CO2e emissions are equivalent emissions of all the greenhouse gases and particles that cause warming and converted to CO2.

The majority of them target CO2 emissions with consequent effects on N2O and ozone precursors.

In the long term, emissions of CO2 and other long lived greenhouse gases constitute the main problem. But a reduction in emissions of soot (and other short lived climate pollutants) could alleviate the pressures on the climate in the coming decades.

N2O emissions from agricultural sector represented roughly 87 per cent of the total N2O emissions.

For instance, tropospheric ozone is a powerful greenhouse gas and particulate pollutants can have strong effects on local and regional climate.

That's a ball of water, and those are dirt particles.

Cars and trucks add up to about 25 percent of the world's CO2 emissions.

CO2 represented 82 per cent of 1990 emissions, methane (CH4) about 8 per cent and nitrous oxide (N2O) about 10 per cent.

Ethylene oxide and carbon dioxide mixture with more than 9 but not more than 87 ethylene oxide

Omissions identified by the review team include CO2 emissions from land use change, CO2 from incineration of carbon in waste, N2O from the manufacture of inorganic chemicals and N2O from animal wastes.

Now, as we breathe, we produce carbon dioxide, and that carbon dioxide needs to be scrubbed out of the system.

FCCC KP CM 2005 3 Add.4