News tagged with gas emissions

Nitrous oxide from urine patches in pastures

Commonly known as 'laughing gas' and currently used both in anaesthetics and as a 'legal high', nitrous oxide (N2O) is a powerful greenhouse gas produced in the soil by micro-organisms, especially so on land grazed by animals.

date2 hours ago in Environment
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Cleaning up ship emissions with a steel sponge

The world shipbuilding industry is facing drastically stricter requirements for emissions starting this year, and by 2020 emissions will need to be cut even more. Currently, as many as 60 per cent of the world's ports have ...

dateAug 31, 2015 in Engineering
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Saving Louisiana's coast

It was Day Nine after Katrina struck in 2005 when Sarah Mack's bosses at the Sewerage and Water Board of New Orleans called her back to work.

dateAug 27, 2015 in Environment
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