By: Senior patent attorney Hydrogen increasingly looks likely to have a role to play in achieving decarbonisation targets worldwide, and investments and innovation are scaling up. But costs remain high and for clean hydrogen to be most effective at integrating high shares of renewable energy, storage is a vital piece of the puzzle, writes Georgina Ainscow, a Senior Patent Attorney at Reddie & Grose, a firm of European and United Kingdom patent, trade mark and design attorneys. The threat of climate change is driving monumental shifts in industry, investment and regulatory policy, and the transition to green, renewable energy is a key part of this. As a response, the UK became one of the first major economies in the world to introduce laws that would end its contribution to global warming by 2050. The legislation sets an ambitious target for the UK to bring all greenhouse gas emissions to net zero by 2050.