Clean air on the oceans: IMO2020 marine emissions monitoring and specialty gases


There are fewer things more invigorating than standing on a beach and taking a few deep breaths of fresh air. But how can we be sure that this sea breeze is a clean one, free of harmful pollutant gases?

For several years, the International Maritime Organisation (IMO) has stipulated low levels of sulfur emissions close to densely populated coastal areas, such as the Baltic sea, the English Channel and the coastal waters off the US.

As of 1st January this year, the low sulfur emission levels in the IMO regulations became effective worldwide. Furthermore, the measurement of nitric oxide emissions will also be required. This brings maritime air pollution control closely in line with power plants, cement works and oil refineries, where continuous emissions monitoring systems (CEMS) have been used for decades.

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