The Scotsman

Hydrogen has the potential to change the way we use, store and balance energy

Hydrogen will play an important role in our 2050 targets, says Simon Williams

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Very soon, the Committee on Climate Change is expected to call for a ‘net zero’ carbon emission target for 2050. It underlines how serious rapid global warming is and

how we should all act collective­ly as quickly as possible, but even in the face of doomsday prediction­s there is increasing evidence that an alternativ­e future can be realised, using technology that is both clean and green.

It’s not just big business, multinatio­nal conglomera­tes or heavy industry causing this harm. Within the scale of our modern lives, much of the infrastruc­ture is adding to the toll on our planet. And this is why there is an impetus to find new, clean sources of energy for our private vehicles, public transport and homes using renewable energy sources. Importantl­y, it’s now clear that the costs of some of the key transition technologi­es are much lower than 2008 thinking. Indeed, in some sectors, it will be cheaper to decarbonis­e them than not.

In terms of transport, we have seen recent announceme­nts of Ultra Low Emissions Zones in London and Glasgow which will help combat the worst areas for air quality and it is important that other urban are

as follow suit. Great advances have been made in renewable energy generation. Globally, we understand that more than half of all new electricit­y capacity installed is renewable. Offshore renewables potential around our northern coast and islands has spearheade­d projects that the UK, and Scotland in particular, hopes will keep us at the forefront of research and developmen­t, eg floating turbines and provide a solution to our energy needs. To reach its full potential, the focus must be not just on generation but also ways to effectivel­y store energy for later reuse.

Decarbonis­ing our electrical, heat and transport systems is a necessity, and one option drawing increasing interest is the use of hydrogen-based systems. There is a huge opportunit­y for the UK to achieve a major hydrogen and fuel cell economy – on a par with the kind emerging in Japan, US and Germany.

Hydrogen has the unique potential to change the way we use, store and

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