A growing number of countries, cities and businesses are aiming for ‘net zero’ emissions – but what does that mean and why does it matter? As the Paris Agreement marks its fifth anniversary, a U.N-backed global campaign to slash climate-changing emissions has added new high-profile members to its ranks, including high-street fashion retailer Primark and consumer electronics giant Sony. The “Race to Zero” , launched on World Environment Day in June, brings together businesses, cities and other organisations that aim by around mid-century to cut their planet-heating emissions to net zero – meaning they produce no more emissions than they can offset through measures such as planting trees. As a “Climate Ambition Summit” got underway on Saturday, the U.N. climate body said members of the Race to Zero campaign now represent 12% of the global economy, covering 23 regions, 524 cities, nearly 1,400 companies, 569 universities and 74 investors, worth trillions of dollars. With a growing focus on the robustness of net-zero commitments, Race to Zero members all meet stringent criteria, including submitting a plan in line with climate science and setting interim targets to reduce emissions, it added. WHY DOES ‘NET ZERO’ MATTER? It may be the latest […]

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