Isolated proton emission was eventually observed in some elements.
The hazard from contamination is the emission of ionising radiation.
European emission standards for motorcycles are similar to those for cars.
Air quality laws govern the emission of air pollutants into the atmosphere.
The beta decay from 137Cs to 137mBa is a strong emission of gamma radiation.
The majority of Greater London forms the London low emission zone, effective from 4 February 2008.
Incineration has a number of outputs such as the ash and the emission to the atmosphere of flue gas.
The unstable nucleus is more stable following the emission, but will sometimes undergo further decay.
Shell joined the Global Climate Coalition of businesses opposed to greenhouse gas emission regulation.
They estimate that the use of the bike lanes prevented the emission of 526 tons of carbon dioxide in 2012.
In 1987, before the governmental regulations required the use of emission controls, there was a total of 8,905.
For vehicles registered on or after 1 March 2001 charges are based on theoretical CO2 emission rates per kilometre.
Radiational cooling occurs due to the emission of infrared radiation, either by the air or by the surface underneath.
Although alpha, beta, and gamma radiations were most commonly found, other types of emission were eventually discovered.
Motorcycle emission controls are being updated and it has been proposed to update to Euro IV in 2012 and Euro V in 2015.
The outer glass is a safety precaution, reducing UV emission and because halogen bulbs can occasionally explode during operation.
It has been suggested, that today's methane emission regime from the ocean floor, is potentially similar to that during the PETM.
British conservative politician and journalist Nigel Lawson has deemed carbon emission trading an 'inefficient system of rationing'.
According to quantum field theory in curved spacetime, a single emission of Hawking radiation involves two mutually entangled particles.
Study of the problem of bulb blackening led to the discovery of the Edison effect, thermionic emission and invention of the vacuum tube.