Pessimistic scenarios of climate change often occupy the headlines. But a new report from Harvard offers a glimmer of optimism. According to this report, we can still meet our common climate goals and avoid the catastrophe of global warming. But this success rests on an important caveat: fast action is needed to change the way we produce and consume food. Experts agree that to meet the goals of the Paris Agreement, including reducing greenhouse gas (GHG) emissions to pre-2019 levels by 2030, we must accelerate the global shift away from animal production in favor of low-carbon, plant-based alternatives. (By Cyril Renault, more at sain-et-naturel.ouest-france.fr)