Page 16: of Marine Technology Magazine (May 2020)

Tech Files

Innovative products, technologies and concepts

Creating a Pathway to Carbon-Negative Shipping

By Tom Mulligan

Shipping emits close to 1 billion tons tions must continue to be pursued, they

Greenhouse gas emissions of CO2 each year and the shipping will only bring the industry part of the capture and storage industry needs carbon-free solutions way: “Low- or zero-carbon fuel solu- to achieve the IMO’s 2050 target of a tions must be introduced and scaled by may be a more practical 50 percent reduction, compared to the 2050 to reach the target,” the organi- alternative to emissions 2008 level, in these massive emissions. zation has stated. Thus, while a large

However, according to Denmark’s number of initiatives and pilot projects reduction for meeting the

Maritime Development Center, while with zero-carbon or carbon-neutral fuels

IMO’s 2050 CO2 target.

better technical and operational solu- are currently being undertaken, a more

Dry ice formed by cooling exhaust gasses to -120°C is formed into Carbon Descent Vehicles that sink to depths of about 500 meters, where they penetrate the seabed, storing CO2 safely as liquid CO2 and CO2 hydrate.

MDC May 2020 16

MTR