Until recently, gas was seen in Europe as a complement to renewable energy – i.e. a cleaner (albeit costlier) alternative to coal. Since 2017, opinions have been changing, primarily as a result of stronger evidence on the pace of climate change. Nonetheless, as Sir Philip Lowe, Oxera Senior Adviser, explains, gas will continue to have an important role-albeit this is contingent on future innovation and the roll-out of gas investment, both of which in turn depend on politics and market regulation Philip Lowe, Oxera